Answer:
44-2n
Step-by-step explanation:
Hope it helps!
Final answer:
The expression '44 decreased by twice a number' can be represented as 44 - 2n, where n is the unknown number.
Explanation:
The question involves expressing a given mathematical relationship using a variable. Here, the relationship is '44 decreased by twice a number.' To represent this situation with the variable n, we use the expression 44 - 2n. To simplify further, just substitute the variable 'n' with the unknown number. This represents the original number 44 being reduced by two times the value of some unknown number n.
3(p-3) – 5p>-3p- 6
How do u solve?
Answer:
p>3
Step-by-step explanation:
<=> 3p - 9 - 5p > -3p - 6
<=> -2p + 3p > -6 + 9
<=> p > 3
To solve the inequality 3(p-3) - 5p > -3p - 6:
Simplify and combine like terms to get p > 3 as the solution.
An inequality is a mathematical statement that uses the inequality symbol to indicate the relationship between two expressions. Both sides of an inequality sign have different expressions.
The given expression is:
3(p-3) – 5p>-3p- 6
Distribute the 3 to the terms inside the parentheses:
3p - 9 - 5p > -3p - 6
Combine like terms on both sides of the inequality:
-2p - 9 > -3p - 6
Move all the terms containing p to one side by adding 3p to both sides: -2p + 3p - 9 > -6
Simplify:
p - 9 > -6
Move the constant term to the other side by adding 9 to both sides:
p - 9 + 9 > -6 + 9
Simplify: p > 3
Hence,
The solution of the given inequality is p > 3.
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pleaseeeee answer this questionnnn it would mean alot please show work and explain thanks☺
Answer:
Shown in the picture
Step-by-step explanation:
A:
Set the value of x to "5" and "30" to find the corresponding values of y (i.e. the altitudes of the plane at 5 or 30 minutes after beginning descent).
B:
Use the the same method to determine the set of coordinates (/ordered pairs) at each of the values for x given in part B of the question.
C:
The initial value is simply the starting value of y, or in other words, the altitude at which the plane begins to descend in this context;
So it will be 0 mins after the beginning of descent of the plane, i.e. when x = 0, therefore the answer is (0, 28000) as an ordered pair or simply 28000 ft.
D:
Rate of change is a fancy or more technical way of referring to the gradient of a function;
In this case of the context of a plane descending, it refers to the change in altitude over time;
This can be calculated using any two ordered pairs (or coordinates as I call them) using the formula of the difference in the y values divided by the difference in the x values.
Find the missing number:
QUICKLY PLEASE
Missing value is Decreased by 20%
Step-by-step explanation:
We need to find the missing term.
As we can see from the figure we go from Decreased 10% and then decreased 10% to reach the final goal.
If we directly go from starting point to end point the total will be decreased by 20% as (10%+10%= 20%)
So, Missing value is Decreased by 20%
If it is 12:50, what will the time be 5 hours and 20 minutes later?
Lets first make it easier.
If you add the 20 minutes to 12:50 it will turn to 1:10.
After this you add the 5 hours.
This will turn 1:10 into 6:10.
Hope this helps :)
There are 95 students who have applied for a scholarship.
If there are 41 men and 36 minorities, 19 of whom are
women, how many women applied for the scholarship?
Answer:
37
Step-by-step explanation:
Students who applied or a scholarship=95
Of that:
Men= 41
Minorities= 36
Minorities who are women= 19
Minorities who are men = 36-19=17
Women+ Minorities who are women=Students who applied or a scholarship-(Men+Minorities who are men)
x + 19=95-(41+17)
x+19=95-58
x+19=37
x= 37-19
x=18
Women who are NOT minority=18
Total women=Minorities who are women+Women who are NOT minority
Total women=18+19
Total women=37
By understanding the problem as a basic arithmetic problem, we determine there are 54 women who applied for the scholarship by subtracting the number of men (41) from the total number of students (95).
Explanation:To resolve the question, 'how many women applied for the scholarship', it's essential to understand the problem as a basic addition and subtraction problem. The numbers provided in the question give us initial points. It's stated that there are 41 men who applied, and if there are 95 students in total, we can calculate the total women by subtracting the number of men from the total. So, 95 total students - 41 men = 54 women. This calculation gives us the number of women that applied for the scholarship.
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Using the values from the graph, compute the values for the terms given in the problem. Choose the correct answer.
Percentage of
Market Value
of Car
(solid line)
100%
90%
80%
70%
60%
50%
40%
30%
20%
10%
0%
Maintenance and Repair Costs
as Percentage of Car's Value
(dashed line)
-
-
-
0
1st
yr.
2nd
yr.
3rd
yr.
4th
yr.
5th
yr.
6th
yr.
7th
yr.
8th
YT.
9th
yr.
10th
yr.
Age of car = 6 years.
Original cost = $12,995.
The current market value is $
Answer:
$1299.50
Step-by-step explanation:
It appears that the graph shows the percentage of market value of a 6-year-old car is about 10%. So the value of such a car with an original value of $12,995 would be ...
$12,995 × 0.10 = $1299.50
The current market value is $1299.50.
The current market value of the car is $1299.50
How to determine the current market valueThe original cost is given as:
Original = $12,995.
From the graph, the worth of the car after 6 years is
Rate = 10%
So, the current market value of the car is:
Value = $12,995 * 10%
Evaluate the product
Value = $1299.50
Hence, the current market value of the car is $1299.50
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URGENT WILL GIVE BRAINLIEST IF CORRECT!
Finley's pumpkin had a mass of 6.5 (kg) before he carved it. After carving it, the pumpkin had a mass of 3.9 kg
What was the percent decrease in the mass of the pumpkin?
Answer:
40% decrease
Step-by-step explanation:
6.5*40%=2.6
6.5-2.6=3.9
Answer:
40%
Step-by-step explanation:
Original Mass of the pumpkin = 6.5kg
After carving, the mass of the pumpkin became = 3.9 kg
Decrease in mass = 6.5 — 3.9 = 2.6kg
Therefore, the percentage decrease in mass of the pumpkin = (2.6/6.5)x100 = 40%
4/5 divided by 3/4 which equals something
Answer:
1.067
Step-by-step explanation:
Write the equation y-2=6x+3 in y=mx+b form
Answer:
y=6x+5
Step-by-step explanation:
y-2=6x+3
y=6x+3+2
y=6x+5
What is the first step when solving the equation below for x 4x - 0.2 = 1.9
A. Add 1.9 to both sides of the equation
B. Subtract 0.3 from both sides of the equation
C. Divide each side of the equation by 4
D. Add 0.3 to both sides of the equation
Answer:
First add 0.2 to both sides
x = 0.53
Step-by-step explanation:
4x - 0.2 = 1.9
4x - 0.2 + 0.2 = 1.9 + 0.2
4x = 2.1
Divide both sides by 4
4x/4 = 2.1/4
x =0.53
Kate wants to build a fence around her garden to prevent her rabbits from eating her vegetables. The rabbit fencing costs $7.50 per metre. How much will it cost to enclose a square garden with an area of 144m^?
Solution:
Given that,
Kate wants to build a fence around her garden to prevent her rabbits from eating her vegetables
Given is a square garden
Area = 144 square meter
The area of square is given as:[tex]Area = (side)^2\\\\144 = (side)^2\\\\Take\ square\ root\ on\ both\ sides\\\\side = 12[/tex]
Thus length of side of square is 12 meter
Find the perimeter of square garden:Perimeter = 4(side)
Perimeter = 4(12)
Perimeter = 48 meter
The rabbit fencing costs $7.50 per meter[tex]Cost = perimeter \times 7.50\\\\Cost = 48 \times 7.50\\\\Cost = 360[/tex]
Thus it costs $ 360 to enclose a square garden with an area of 144 square meter
what is 17½ divided by ⅚
Answer:
Step-by-step explanation:
(17 1/2) / (5/6) =
(35/2) / (5/6) =
35/2 * 6/5 =
105/5 =
21 <===
Find the area of a square Park whose perimeter is 320m.
Answer:
Step-by-step explanation:
A square is equal on each side. There are a total of 4 sides so we would take 320 and divide it by four to find the size of one side.
320/4
80
A = lw
A = 80 x 80
A = 6400 m^2
A building is 3 ft from an 8-ft fence that surrounds the property. A worker wants to wash a window in the building 13 ft from the ground. He plans to place a ladder over the fence so it rests against the building. (See the figure.) He decides he should place the ladder 8 ft from the fence for stability. To the nearest tenth of a foot, how long a ladder will he need?
Answer:
Length of the ladder used by worker = 17 feet
Step-by-step explanation:
Given:
Height of the window from the ground = 13 ft
Distance of fence from the building = 3 ft
Distance of ladder from the building = (3+8) = 11 ft
We have to find the length of the ladder.
Let the length of the ladder be 'x'
From the diagram we can also say that 'x' is the hypotenuse of the right angled triangle.
Using Pythagoras formula:
⇒ [tex]hypotenuse\ 'x' =\sqrt{(perpendicular)^2+(base)^2}[/tex]
Here base length = 11 ft
Perpendicular = 13 ft
Plugging the values:
⇒ [tex]x=\sqrt{(13)^2+(11)^2}[/tex]
⇒ [tex]x=\sqrt{(169+121)}[/tex]
⇒ [tex]x= \sqrt{290}[/tex]
⇒ [tex]x=17.02[/tex] feet
The length of the ladder = 17 feet to its nearest tenth.
The worker will need a ladder that is approximately 8.5 feet long. This calculation is based on the Pythagorean theorem, considering the ladder's placement 8 feet from the fence and the need to reach a window 13 feet above the ground.
To find the length of the ladder the worker needs, we can use the Pythagorean theorem, as the ladder, the distance from the building, and the distance from the fence form a right triangle.
Let:
L be the length of the ladder.
D be the distance from the building to where the ladder rests (8 ft).
F be the distance from the fence to where the ladder rests (3 ft).
According to the Pythagorean theorem, we have:
[tex]L^2 = D^2 + F^2[/tex]
Substitute the known values:
[tex]L^2 = 8^2 + 3^2[/tex]
[tex]L^2 = 64 + 9[/tex]
[tex]L^2 = 73[/tex]
Now, take the square root of both sides:
L ≈ √73 ≈ 8.54 ft (rounded to the nearest tenth)
So, the worker will need a ladder that is approximately 8.5 feet long to safely reach the window 13 feet above the ground when placed 8 feet from the fence for stability.
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a cheetah runs at a rate of 75 miles per hour about how many leaders can it run in 5 seconds
Answer:
Distance in meters D = 167.75 meters
Step-by-step explanation:
Distance covered in 5 seconds is given by:
Distance, D = Speed (S) X Time (T)
Where,
Distance = ?
Speed = 75mph
Time = 5s
Since we are calculating distance in meters, we have to convert 75miles per hour to meters per second
75mph = 75miles/1hr X 1km/0.621miles X 1000m/1km X 1hr/60mins X 1min/60s
= (75X1000) / (0.621X60X60) meter per second
= 75000/2235.6 meter per second
= 33.55 meter per second
∴ Distance D = 33.55 meter per second X 5 seconds
= 167.75 meters
A right rectangular prism's edge lengths are 2 1 2 inches, 2 inches, and 6 inches. How many unit cubes with edge lengths of 1 3 inch can fit inside the prism?
Answer:
810 cubes
Step-by-step explanation:
step 1
Find the volume of the rectangular prism
The volume of the rectangular prism is
[tex]V=LWH[/tex]
we have
[tex]L=2\frac{1}{2}\ in=2+\frac{1}{2}=\frac{5}{2}\ in[/tex]
[tex]W=2\ in\\H=6\ in[/tex]
substitute
[tex]V=(\frac{5}{2})(2)(6)[/tex]
[tex]V=30\ in^3[/tex]
step 2
Find the volume of the cube
The volume of the cube is
[tex]V=b^3[/tex]
where
b is the length side of the cube
we have
[tex]b=\frac{1}{3}\ in[/tex]
substitute
[tex]V=(\frac{1}{3})^3[/tex]
[tex]V=\frac{1}{27}\ in^3[/tex]
step 3
Find out how many unit cubes with edge lengths of 1/3 inch can fit inside the prism
Divide the volume of the prism by the volume of the cube
[tex]30:\frac{1}{27}=30(27)=810\ cubes[/tex]
6,000(1-(1+0.06)‐³²)/0.06(1+0.06)
Answer:
79716.98
Step-by-step explanation:
Woahhhhhh numbers
Step-by-step explanation:
I don’t know.
What is the value of the expression below?
7 divided by 2 minus 4.5 x times 3 + 8
Answer:
-2
Step-by-step explanation:
Which statement correctly compares the constants of variation for the graph and the equation below?
On a coordinate plane, a line goes through points (0, 0) and (1, 3).
StartFraction 10 x Over 3 y EndFraction = 1
The graph has a greater constant of variation.
The equation has a greater constant of variation.
The constant of variation is the same for the graph and the equation.
The constant of variation cannot be compared because the equation is nonproportional.
Answer:
The equation has a greater constant of variation
Step-by-step explanation:
The graph is of a line through point (0, 0) can be represented by the equation ...
y = kx
Using the given values for x and y, we see that ...
3 = k·1
k = 3 . . . . . the constant of variation for the graph
__
The given fraction can be rewritten as ...
y = (10/3)x = (3 1/3)x
In this form, the constant of variation is 3 1/3, greater than that of the graph.
Answer:
The equation has a greater constant of variation
Step-by-step explanation:The equation has a greater constant of variation
A balance scale was in perfect balance when Jane placed a box of candy on one pane of the balance and 3/4 of the same sized candy box together with 3/4 pound weight on the other pane. How much did the full box of candy weight.
Answer:
Step-by-step explanation:
i'm pretty sure that you will have to add it.
so, when we add two fractions such as 3/4 + 3/4, we make sure that the denominators (the bottom numbers) are the same and then we simply add the numerators (the top numbers).
in this problem, the denominators are the same so we will simply add 3+3 which equals to 6/4. the denominator will remain the same.
answer:
3/4 + 3/4 = 6/4
i hope this is helpful.
The required weight of the candy box is 3 pounds.
Given that,
A balance scale was in perfect balance when Jane placed a box of candy on one pane of the balance and 3/4 of the same-sized candy box together with 3/4 pound weight on the other pane.
To determine how much the full box of candy weighs.
In mathematics, it deals with numbers of operations according to the statements. There are four major arithmetic operators, addition, subtraction, multiplication and division,
Here,
Let the weight of the candy box be x,
3/4 of the same-sized candy box
weight = 3/4 pound
x = 3/4x + 3/4
x / 4 = 3/4
x = 3
Thus, the required weight of the candy box is 3 pounds.
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1/2x-1/3y=5
X=2/3y+10
What is the y and the x
Answer:
The system has infinite solutions
Is a consistent dependent system
Step-by-step explanation:
we have
First equation
[tex]\frac{1}{2}x-\frac{1}{3}y=5[/tex]
Isolate the variable y
[tex]\frac{1}{3}y=\frac{1}{2}x-5[/tex]
Multiply by 3 both sides
[tex]y=\frac{3}{2}x-15[/tex] ----> equation A
Second equation
[tex]x=\frac{2}{3}y+10[/tex] -
Isolate the variable y
[tex]\frac{2}{3}y=x-10[/tex]
Multiply by 3/2 both sides
[tex]y=\frac{3}{2}x-15[/tex] ---> equation B
Compare equation A and equation B
The equations are identical
therefore
The system has infinite solutions
Is a consistent dependent system
What was the origin of the territorial dispute over Taiwan
Answer:
The territorial dispute over Taiwan originated in 1949 when the Chinese people fled to Taiwan due to the complete control of Communists in Mainland China.
Explanation:
The event happened after the "Chinese Civil War," a war between the Kuomintang and the Communist Party of China (CPR). This resulted to many Chinese people fleeing from Southern China to Taiwan in order to prevent the advances of the Communist Party. This was also a sign of retreat from the war.
Moving to Taiwan from China took 4 months and this was meant to be a temporary solution rather than being permanent. However, the plan could not be realized thus, resulting to many Chinese people living in Taiwan until today.
So, this led to the controversial issue that Taiwan is, somehow, part of China. In connection with this, territorial disputes arose whether Taiwan should be unified with Mainland China.
It takes 1 and 1 4th cups of milk to make 8 pancakes, how many cups of milk is needed to make 20
How many different triangles can you make if you’re giving the measurements for two sides and the angle between those sides
Answer:
1
Step-by-step explanation:
Find the slope of the following and then write the equation
Answer:
See explanation
Step-by-step explanation:
Assuming we want to find the slope and equation of the line going through:
(0,1) and (1,2).
Then the slope is given by:
[tex]m = \frac{2 - 1}{1 - 0} [/tex]
This implies that:
[tex]m = 1[/tex]
The equation is given by:
[tex]y = mx + b[/tex]
Where b=1 is the y-intercept since the line passes through (0,1).
Hence the equation is:
[tex]y = x + 1[/tex]
Y=5x+39
Y=3.5x+60
Solve the following system
x=14 and y=109
Step-by-step explanation:
Given
y= 5x +39
y= 3.5x +60
5x+39 = 3.5 x+60
5x-3.5x = 60-39
1.5x =21
x= 21/1.5 = 14
Use the value of x = 14 in equation y=5x+39
y=5*14 +39
y=109
Hence, x=14 and y=109
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Final answer:
To solve the given system of linear equations, we use the elimination method to find the intersection point (14, 109), which is where the two lines represented by the equations meet.
Explanation:
To solve the system of equations:
y = 5x + 39
y = 3.5x + 60
We can use the method of substitution or elimination. In this case, elimination is the straight-forward choice. Since both equations are already solved for y, set them equal to each other and solve for x:
5x + 39 = 3.5x + 60
Now, subtract 3.5x from both sides:
1.5x + 39 = 60
Subtract 39 from both sides:
1.5x = 21
Divide both sides by 1.5:
x = 14
Now, plug the value of x into one of the original equations to solve for y:
y = 5(14) + 39
y = 70 + 39
y = 109
The solution to the system is (14, 109). This represents the point where the two lines intersect on a graph.
What is the product? [4 2] x [-2 5 7 -1]
Answer:
The answer is [6 18}
Step-by-step explanation:
I just took the test :)
The product of the matrices [4 2] and [-2 5 7 -1] is a 1x4 matrix. The resulting matrix is [-8 -4 20 10].
In order to find the product of two matrices, we need to ensure that the number of columns in the first matrix matches the number of rows in the second matrix. The first matrix, [4 2], has 1 row and 2 columns (1x2), while the second matrix, [-2 5 7 -1], has 2 rows and 4 columns (2x4). Since the number of columns in the first matrix matches the number of rows in the second matrix, we can proceed with matrix multiplication.
To compute the product, we perform the following steps:
Step 1: Take the first row of the first matrix and multiply each element by the corresponding element in the first column of the second matrix.
- First element: 4 * (-2) = -8
- Second element: 2 * (-2) = -4
Step 2: Take the first row of the first matrix and multiply each element by the corresponding element in the second column of the second matrix.
- Third element: 4 * 5 = 20
- Fourth element: 2 * 5 = 10
Step 3: Now, we have the elements for the first row of the resulting matrix: [-8 -4 20 10].
Step 4: Repeat the above steps for the second row of the first matrix.
Step 5: Combine the results to form the final product matrix: [-8 -4 20 10].
So, the product of the matrices [4 2] and [-2 5 7 -1] is the 1x4 matrix
[-8 -4 20 10].
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7. Two shoppers bought meat at a
supermarket deli. The first bought 3
pounds of meat for $9.87. The second
bought 4 pounds of meat for $16.76.
Neither of the shoppers had a coupon or
a discount card. Can you tell if both
shoppers bought the same kind of meat?
Explain why or why not.
s?
Final answer:
By calculating and comparing the price per pound of meat for each shopper, it is clear that they paid different prices per pound ($3.29 and $4.19), indicating they did not buy the same kind of meat.
Explanation:
To determine if both shoppers bought the same kind of meat, we need to calculate the price per pound that each shopper paid and compare the results. The first shopper bought 3 pounds for $9.87. To find the price per pound, we divide $9.87 by 3 pounds, which gives us $3.29 per pound.
The second shopper bought 4 pounds for $16.76. Similarly, we divide $16.76 by 4 pounds to get $4.19 per pound. Since the price per pound for each shopper is different, we can deduce that they did not buy the same kind of meat.
$239 television; 10% discount
answer: $215.10
the TV's original price is $239, but with 10% off, it is now 90% of the original price. therefore we have to find 90% of 239:
0.90*239=215.10
Answer:
215.10 here ya go
What is the LCM (least common multiple) of 2 and 7?
Answer:
14
Explanation:
2 l 7
4 l 14
6 l 21
8 l 28
10 l 35
12 l 42
14 l 49
If you noticed the italized, bold, and underlined number fourteen, you would notice that 2 and 7 both have number fourteen as a multiple and it is also the least common multiple.