Answer:
Let x = the number of hotdogs
Let y = the number of tacos
3.5x+4y=63
x=y+3
This solution defines a system of equations for a problem about purchasing hotdogs and tacos at a certain value. Quantity and value equations are defined as H=T+3 and 3.50H+4T=63 respectively, with H and T standing for number of hotdogs and tacos.
Explanation:The question asks us to define a system of equations for Kayla's purchase of hotdogs and tacos. Let's denote the number of hotdogs as H and the number of tacos as T. As per the question, we have two conditions: Kayla spent $63 in total and she bought 3 more hotdogs than tacos. Therefore we can define below equations:
Quantity equation: H = T+3 (Kayla bought 3 more hotdogs than tacos)Value equation: 3.50H + 4T = $63 (Total money spent)These two equations can then be solved simultaneously to find the number of hotdogs (H) and tacos (T) Kayla bought.
Learn more about system of equations here:https://brainly.com/question/21620502
#SPJ3
10(5g+2h-3)-4(3g-4h+2)
Step-by-step explanation:
[tex]10(5g+2h-3)-4(3g-4h+2) \\ \\ = 50g + 20h - 30 - 12g + 16h - 8 \\ \\ = 50g - 12g + 20h + 16h - 30 - 8 \\ \\ = 38g + 36h - 38[/tex]
Answer:
38(g - 1) + 36h
Step-by-step explanation:
10(5g + 2h - 3) - 4(3g - 4h + 2)
= 50g + 20h - 30 - 12g + 16h - 8
= 38g + 36h - 38
= 38(g - 1) + 36h
Advertising a music festival, Paul saw a billboard while he was driving on the highway.
What is the best way, if any, to rewrite this sentence?
A.
While he was driving on the highway advertising a music festival, Paul saw a billboard.
B.
Advertising a music festival, Paul saw a billboard driving on the highway.
C.
no change
D.
While he was driving on the highway, Paul saw a billboard advertising a music festival.
The best way to rewrite the sentence is option D: "While he was driving on the highway, Paul saw a billboard advertising a music festival."
The original sentence is a bit awkward in its structure. Let's evaluate the options:
A. "While he was driving on the highway advertising a music festival, Paul saw a billboard."This option is incorrect because it suggests that Paul was the one advertising the music festival while driving, which is not the intended meaning.
B. "Advertising a music festival, Paul saw a billboard driving on the highway."This option is incorrect because it implies that the billboard itself was driving on the highway, which is illogical.
C. "No change"This option maintains the original structure of the sentence, which is awkward and does not convey the intended meaning clearly.
D. "While he was driving on the highway, Paul saw a billboard advertising a music festival."This option correctly places the modifier "advertising a music festival" next to "billboard," clarifying that it was the billboard, not Paul, advertising the music festival.
Which could be the other dimension of the second photograph?
Answer:
15 inches
Step-by-step explanation:
Since the rectangles are similar then the ratios of corresponding sides are equal.
let x be the other dimension in the second photograph, then
[tex]\frac{4}{10}[/tex] = [tex]\frac{6}{x}[/tex] ( cross- multiply )
4x = 60 ( divide both sides by 4 )
x = 15
Thus the other dimension in the second photograph is 15 inches.
write the inverse of the statement below. if you are over 18 then you can vote
Answer:
whats the statement
Step-by-step explanation:
Final answer:
The inverse statement is 'If you cannot vote, then you are not over 18,' but practical exceptions exist. The 26th Amendment ensures those over 18 have the right to vote, illustrating the importance of voting as a democratic right. Encouraging voter registration and participation among eligible citizens is crucial for maintaining a vibrant democracy.
Explanation:
The inverse of the statement 'If you are over 18 then you can vote' would logically be 'If you cannot vote, then you are not over 18'. However, this inversion doesn't always hold true in practice due to various voting laws and conditions, such as registration requirements and citizenship. The right to vote is a fundamental aspect of democracy, emphasized by constitutional amendments and various voting rights acts that seek to protect this privilege. For instance, the 26th Amendment to the U.S. Constitution, ratified on March 23, 1971, prohibits the denial of the right to vote for U.S. citizens eighteen years of age or older based on age.
To encourage political participation, it is vital for eligible citizens to register to vote and exercise their right. This act of voting allows individuals to have a say in how their government is run and who represents their interests. Discussions about lowering the voting age further, to include 16 and 17-year-olds, in local, state, or national elections have sparked debates about civic engagement and the readiness of younger citizens to participate in the electoral process.
The total amount of money (in cents) of x dimes and (x+6) nickels
Answer:
60 cents
Step-by-step explanation:
10x + 5(x+6)
15x = 30
x = 2
plug this back in the equation
20 + (5 x 8) = 60
1/4 square yards of fabic divided into 8 equally sections. What is the size of each seaction in square yards?
Answer:
The size of each section is[tex]\frac{1}{32}[/tex] square yards
Step-by-step explanation:
Given:
Length of the fabric = 1/4 square yards
To Find:
The size of each section in square yards if divided into 8 equal sections
Solution:
Let the size of each section be x
Then
[tex]x = \frac{\text{length of the fabric}}{8}[/tex]
[tex]x = \frac{\frac{1}{4}}{8}[/tex]
[tex]x = \frac{1}{4} \times \frac {1}{8}[/tex]
[tex]x = \frac{1}{32}[/tex]
Then the length of each section will be [tex]\frac{1}{32}[/tex] square yards
15 POINTS!!!!!!!!!!!!!!!!!!!!!!!!!!!!
What is the value of the expression shown below? 3 + (2 + 8)2 ÷ 4 × 1 over 2 to the power of 4
Answer:
The given expression is
[tex]3 + (\frac{(2+8)2}{4} \times(\frac{1}{2} )^4)= \hspace{0.3cm}3 +( \frac{10 \times 2}{4}\times \frac{1}{2^4} ) \hspace{0.3cm} = \hspace{0.2cm} 3 + ( \frac{5}{16})[/tex] = 3.3125
Step-by-step explanation:
The given expression is
[tex]3 + (\frac{(2+8)2}{4} \times(\frac{1}{2} )^4)= \hspace{0.3cm}3 +( \frac{10 \times 2}{4}\times \frac{1}{2^4} ) \hspace{0.3cm} = \hspace{0.2cm} 3 + ( \frac{5}{16})[/tex] = 3.3125
Answer:6 1/8
and i took the same test
you can buy popcorn at the village theater in small, medium, or large sizes. the pop corn can be buttered or plain. if all the choices are equally likely, what is the probability that a customer chooses a medium size with butter
Answer:
Step-by-step explanation:
Close to none because they are all the same price
The probability of a customer choosing a medium size popcorn with butter is 1/6, or about 16.67%.
To find the probability that a customer chooses a medium size popcorn with butter from the Village Theater, we need to consider the total number of possible outcomes and the number of favorable outcomes. Given there are small, medium, and large sizes, and each can be buttered or plain, there are 3 sizes imes 2 types (buttered or plain), which results in 6 total possible outcomes. The event of choosing a medium size with butter is just one of these possible configurations.
Probability of choosing a medium size with butter = Number of favorable outcomes / Total number of possible outcomes = 1 / 6
The chance is 16.67%, which is the decimal 1/6 expressed as a percentage.
if the quotient of 890 and 5 is decreased by 88 what is the difference
Answer:
90
Step-by-step explanation:
890÷5=178
178-88=90
Answer:
90
Step-by-step explanation:
890/5=78
178-88=90
90 = difference
How many cans will kyra be able to make from the sheet of metal
Kyra will make 9 cans from the sheet of metal.
Solution:
Height of the can (h) = 5 in
Radius of the can (r) = 6 in
The can is in the shape of a cylinder.
Surface area of the cylinder = [tex]2 \pi r^{2}+2 \pi r h[/tex]
Surface area of the can = [tex]2 \times3.14 \times 6^{2}+2 \times 3.14 \times 6\times 5[/tex]
[tex]$=226.08+ 188.57[/tex]
[tex]=414.65[/tex]
Surface area of the can = 414. 65 in²
Area of sheet of metal = 3750 in²
To find how many cans able to make:
[tex]$\text { Number of cans} =\frac{\text { Area of sheet metal }}{\text { Surface area of the can }}[/tex]
[tex]$=\frac{3750}{414.65}[/tex]
= 9.04
Number of cans = 9
Hence Kyra will make 9 cans from the sheet of metal.
Which values of p are solutions to the inequality shown? Check all that apply.
|18 – 2p| > 8
–10
–5
0
5
10
15
To find the values of p that satisfy |18 - 2p| > 8, we solve two separate inequalities, leading to the solutions p < 5 and p > 13. Hence, among the options provided, -10, -5, and 15 are the correct solutions.
Explanation:To solve the inequality |18 – 2p| > 8, we need to consider two cases because the absolute value measures distance from zero on a number line, either in the positive or negative direction.
Case 1: 18 - 2p > 8First, we solve the inequality when the expression inside the absolute value is positive:
18 - 2p > 8-2p > -10p < 5Case 2: 18 - 2p < -8Next, we solve the inequality when the expression inside the absolute value is negative:
18 - 2p < -8-2p < -26p > 13Combining the solutions from both cases, the values of p that satisfy the original inequality are p < 5 and p > 13. Among the given options, -10, -5, and 15 are the values that are solutions to the inequality.
Final answer:
The values of p that satisfy the inequality |18 - 2p| > 8 are p < 5 and p > 13; therefore, from the given options, -10 and -5 are the correct solutions.
Explanation:
The student needs to determine which values of p satisfy the inequality |18 – 2p| > 8. To solve this, we consider two separate cases because the absolute value function defines a piecewise function. The two cases are when the expression inside the absolute value is positive and when it is negative.
For the first case (18 - 2p > 0), we solve 18 - 2p > 8, which simplifies to -2p > -10, and upon dividing by -2 and flipping the inequality sign, we get p < 5. For the second case (18 - 2p < 0), we solve -(18 - 2p) > 8, which simplifies to -18 + 2p > 8, leading to 2p > 26, and upon dividing by 2, we get p > 13.
Therefore, the solution to the original inequality consists of all the values p < 5 and p > 13. Checking the provided options against these conditions, only -10 and -5 fall within p < 5, so they are the solutions to the inequality.
What is the area of a regular hexagon with a side length of 5in and an apothem of 4.33in?
Answer:
64.95
Hope this helps :-)
Which system of equations below has exactly one solution?
y=-8x - 6 and y = –8x + 6
y=-8x - 6 and 1/2y = -4x - 3
y=-8x - 6 and y = 8x - 6
y = -8x - 6 and -y = 8x + 6
Answer:
(y = -8x - 6 and y = 8x - 6) will have exactly one solution.
Step-by-step explanation:
1) Check number of solutions for A (using substitution)
y = -8x -6
y = -8x + 6
-8x - 6 = -8x + 6
+8x +8x
0 - 6 = 0 + 6
-6 = 6 (since this is false, it would be no solution)
2) Check number of sultions for B (using substition)
y = -8x - 6
1/2y = -4x -3
y = -8x - 6 (Multiply both sides of second equation by 2 to cancel out fraction on left side)
-8x - 6 = -8x - 6
Since this is the same equation on both sides- when you cancel everything out it will be 0=0, meaning infinite solution
3) Check number of solutions for C (using substition)
y = -8x - 6
y = 8x - 6
-8x - 6 = 8x - 6
+8x +6 = +8x +6
0 = 16x
x=0
The X value for the solution is 0, when we plug in this X value into one of the equations and solve for Y we will be able to get the Y coordinate
y = -8(0) - 6
y = -6
The solution for C will by (0,-6) which is one solution.
4) Check number of solutions for D (using substition)
y = -8x - 6
-y = 8x +6 --> y = -8x -6
muiltiply both sides of second equation by -1 to make the y positive
-8x - 6 = -8x - 6
Since this is the same equation on both sides- when you cancel everything out it will be 0=0, meaning infinite solution
2xp + 3y = 10
Solve for x
Answer:
x=5p-3/2py
Step-by-step explanation:
Im not entirely sure on this answer.
Your goal is to isolate x. So first subtract 3y on both sides resulting in 2xp=10-3y. Then u divide each side by 2p to get x by itself to get x=5p-3/2py.
If h(x) =(fog)(x) and h(x) = 3(x+2)^2, find one possibility for f(x) and g(x)
[tex]f(x)=3x^2 \\ \\ g(x)=x+2[/tex]
Explanation:In this case we have the composition of two function called [tex]f(x)[/tex] and [tex]g(x)[/tex] that results in another function [tex]h(x)[/tex]. So:
[tex]h(x) =(f\circ g)(x)[/tex]
Another way to write this function is:
[tex]h(x)=f(g(x)) \\ \\ So \ g(x) \ becomes \ the \ domain \ of \ f[/tex]
One possibility for [tex]f(x)[/tex] and [tex]g(x)[/tex] is:
[tex]f(x)=3x^2 \\ \\ g(x)=x+2[/tex]
Because [tex]h(x)=f(g(x))[/tex] is:
[tex]h(x)=3(x+2)^2[/tex]
Learn more:Function transformations: https://brainly.com/question/12469649
#LearnWithBrainly
Where Is The Blue Dot On The Number Line?
Answer:
-2.1
Step-by-step explanation:
each line represents another 0.1, whether adding or subtracting.
after -22. there is one more tick mark, meaning it is -2.1
Answer:-2.1
Step-by-step explanation:
Each middle line is .1 and it is 1 under -2 so -2.1
7h - 5(3h - 8) = -72
Answer:
h = 14
Step-by-step explanation:
7h - 5 (3h - 8) = -72
7h - 15h + 40 = -72
-8h + 40 = -72
-8h = -112
h = 14
Answer:
14
Step-by-step explanation:
7h-5(3h-8)=-72
7h-15h+40=-72
-8h+40=-72
-8h=-72-40
-8h=-112
8h=112
h=112/8
h=14
the formula v=u+at is used to find speed of an object. find v if u=6,a=2 and t=5
Answer:
v = 16.
Step-by-step explanation:
This is one of the equations of motion when acceleration is constant.
v = 6 + 2*5
= 16.
Answer: v=16
Step-by-step explanation:
v=6+2(5)
v=6+10
v=16
what is the value of x?
a.50
b.150
c.30
d.100
-1/3,-0.2,5/3, 0.4,1.3 in least to greatest
Answer: -0.2, -1/3, 0.4, 1.3, 5/3
Step-by-step explanation:
-1/3 is -.33 and 5/3 is 1.66 and then simply place them in order
A recipe calls for 1/3 of a cup of milk for 10 cookies. How many cups of milk are needed to make 60 cookies?
Answer:
2 cups
Step-by-step explanation:
1/3 times 6 is 6/3, which is equal to two
Answer:
6/3 cups or simplified 2 cups
Step-by-step explanation:
The Adams family has 10 children. The ratio of boys to girls in the Adams family is 1:1. How many girls are in the Adams family?
Answer:5
Step-by-step explanation:
In the Adams family with 10 children and a boy to girl ratio of 1:1, there are 5 girls.
Explanation:The question asked is about the number of girls in the Adams family which has a total of 10 children and the ratio of boys to girls is given as 1:1. When a ratio is 1:1, that means there is an equal number of each. So in the case of the Adams family, there are equal numbers of boys and girls.
To find the number of girls, we simply divide the total number of children by 2. Therefore, the number of girls in the Adams family is 10 ÷ 2 = 5. So, there are 5 girls in the Adams family.
Learn more about Mathematical Ratios here:https://brainly.com/question/20387079
#SPJ12
Which mathematical statement is correct?
Answer:
B is the correct option.
Step-by-step explanation:
Place the values from the given options in equations of f(n) and g(n).
Write the answer of each of the following.
For instance, option A gives:
f(6)= 31
g(6) = 24
Option B gives:
f(7)= 63
g(10)= 36
Option C gives:
f(5)= 15
g(8)=30
Option D gives:
f(5)=15
g(5)=21
Thus option B is correct because f(7) is greater than g(10).
Answer:
B. f(7) > g(10)
Step-by-step explanation:
f(7) = 2⁶ - 1 = 63
g(10) = 3×10 + 6 =36
since 63>36 then f(7) > g(10)
:)
Salma received a $70 gift card for a coffee store. She used it in buying some coffee that cost $7.61 per pound. After buying the coffee, she had $39.56 left on her card. How many pounds of coffee did she buy?
Answer:
4 pounds
Step-by-step explanation:
Do 70 - 39.56 = 30.44 To see how much she spent
Do 30.44 / 7.61 = 4 To see how many pounds of coffee she had bought
Answer:
4
Step-by-step explanation:
Amount spent on coffee = 70 - 39.56 = 30.44
One pound costs 7.61, how many will cost 30.44
7.61 : 1 = 30.44 : X
7.61 = 30.44/X
X = 30.44/7.61
X = 4
The data set shown represents the total fee for miles
traveled on a toll road. Use the information to complete
the statements.
There are observed toll fee values.
It costs $ to travel 76 miles.
The predicted value for traveling 30 miles is $
Answer:
(Options 2,2,3)
There are 6 observed toll fee values.
It costs $3.40 to travel 76 miles.
The predicted value for traveling 30 miles is $1.61.
Answer:
There are 6 observed toll fee values.
It costs $3.40 to travel 76 miles.
The predicted value for traveling 30 miles is $1.61.
Step-by-step explanation:
25 Points!
In the diagram below line FG is // to line HI, and line segments BC and AD intersect a E. The measure of angle GBE=3x+20, and measure angle ECD=x.
Answer:
x = 40
Step-by-step explanation:
Since FG and HI are parallel and BC is a transversal, then
∠ GBE and ∠ GBE are same side interior angles and are supplementary, thus
3x + 20 + x = 180, that is
4x + 20 = 180 ( subtract 20 from both sides )
4x = 160 ( divide both sides by 4 )
x = 40
120% of x is equal to 78
Write an equation that shows the relationship of 120%, x, and 78
Answer:
[tex]\frac{120}{100}\times x=78[/tex] or [tex]12x=780[/tex]
Step-by-step explanation:
Given:
120% of x is equal to 78
We need to write an equation that shows the relationship of 120%, x, and 78
Solution:
We can write the 120% of x as:
⇒ 120% of x
Substitute [tex]\frac{120}{100}[/tex] in the place of 120%.
⇒ [tex]\frac{120}{100}\times x[/tex]
So, we write the equation as:
[tex]\frac{120}{100}\times x=78[/tex]
120 and 100 divided by 10.
[tex]\frac{12}{10}x=78[/tex]
Applying cross multiplication rule.
[tex]12x=780[/tex]
Therefore, equation shows the relationship of 120%, x, and 78.
[tex]\frac{120}{100}\times x=78[/tex] or [tex]12x=780[/tex]
Answer:
brainliest plsssssss
Step-by-step explanation:
answer is in the img below...
hope it helps you!!!!
Due: Wednesday, February 5, 2020 at 11:59 pm
Submit A
The students at Gregori were having a vote to decide on a new color. 5/8 of the students voted for blue. 5/9
of the remaining students voted for green. 48 students voted for red. How many students voted for blue and
green?
180 students voted for blue and 60 students voted for green
Solution:
Let "x" be the total number of votes
From given,
[tex]\frac{5}{8}[/tex] of the votes were for blue
[tex]Blue\ votes = \frac{5}{8}x[/tex]
Therefore,
[tex]Remaining = 1 - \frac{5}{8}x = \frac{8x-5x}{8} = \frac{3x}{8}[/tex]
Given that,
5/9 of the remaining students voted for green
So we get,
[tex]Green\ votes = \frac{3x}{8} \times \frac{5}{9} = \frac{5x}{24}[/tex]
[tex]Green\ votes = \frac{5x}{24}[/tex]
So we have now accounted for 5/8 (blue) + 5/24 (green) of the votes
Therefore,
[tex]Remaining = 1-(\frac{5x}{8} + \frac{5x}{24}) = 1 -(\frac{15x+5x}{24})= 1 -\frac{20x}{24} = \frac{24x-20x}{24}\\\\Remaining = \frac{4x}{24}\\\\Remaining = \frac{1x}{6}[/tex]
48 students voted for red
Therefore, remaining 1/6 votes for 48
Let "x" be the total number of votes
Then we can say,
1/6 of "x" is equal to 48
[tex]\frac{1}{6} \times x = 48\\\\x = 48 \times 6\\\\x = 288[/tex]
Number of votes for Blue:
[tex]Blue\ votes = \frac{5}{8} \times x = \frac{5}{8} \times 288\\\\Blue\ votes = 180[/tex]
Number of Green votes:
[tex]Green\ votes = \frac{5}{24} \times x = \frac{5}{24} \times 288\\\\Green\ votes = 60[/tex]
Thus 180 students voted for blue and 60 students voted for green
8k - 9 divided by 3 for k = 7/8
Answer:
8k -3 is the answer my boiii
To solve the expression 8k - 9 divided by 3 for k = 7/8, substitute k with 7/8, multiply, subtract 9, and divide by 3 to get the result of -2/3.
Explanation:The student asks to evaluate the expression 8k - 9 divided by 3 for k equals 7/8. Here's how to solve it step-by-step:
First, substitute k with 7/8 into the expression, which results in 8*(7/8) - 9.
Then apply multiplication to the first part: 8 * 7/8, which equals 7.
Next, subtract 9 from 7, yielding -2.
Finally, divide -2 by 3, to get -2/3 as the final result.
Therefore, when k is 7/8, the expression simplifies to -2/3.
Learn more about Evaluating Expressions here:https://brainly.com/question/21469837
#SPJ2
Molly makes cookies. She can make 2.5 batches in 1.75 hours. How many batches can she make per hour?
Answer:
Therefore she make 1.43 batches per hour.
Step-by-step explanation:
Given, Molly can make 2.5 batches in 1.75 hours.
Therefore she make [tex]=\frac{2.5}{1.75}[/tex] batches=1.43 batches per hour.