4.5+(2×2.5)^2-6=? show work please

Answers

Answer 1
I just did the answer
Answer 2

Try using P.E.M.D.A.S,it will make the problem much easier:(make sure you do each step in order.)

P:Parenthesis,solve the equation in the parenthesis first.

E:Exponants,solve the exponants,if they're are none,you can skip this step.

M:Multiplication,Multiply any numbers that need to be multiplied.

D:Division,divide,if there is nothing to divide,you may skip this step.

A:Addition,add and solve for a sum.

S:Subtraction,subtract any numbers that need to be subtracdted.

    If this did not help or seemed confusing,i strongly suggest you look it up on the internet or ask your teacher about P.E.M.D.A.S,it makes problems much easier to solve. :)







































































































Related Questions

5d - 1 = -11
What is d?

Answers

5d - 1 = -11

5d = -11 + 1

5d = -10

d = -10/5

d = -2

hope this helped, God bless!
The answer is D= -2
Hope this helps :)

9n+21−3n−24 simplify

Answers

Alright First you combine the like terms. 
9n - 3n = 6n 
21 - 24 = -3 

Rewrite the simplified equation
6n - 3 = 0

Solve for n 
6n = 3 
n = 3/6 
n = 1/2 

Ask if you need more help! :)

the angle of elevation of the top of a building from a point 80 ft away from the building on level ground is 70° determine the buildings height

Answers

Draw a triangle with shortest side on the ground (horiz.).  The length of this side is 80 feet.  Two angles touch the ground:  a right angle, and the 70 degree angle.
 
Then the height of the building is the 2nd shortest side.

The tangent function is the appropriate one to use here:
                       opp          h
tan 70 deg = -------- = ----------
                        adj        80 ft
                                                                h
Since tan 70 deg  = 2.75,          2.75 = -------
                                                              80 ft

so h = building height = (80 ft)(2.75) = 219.8 ft

which numbers represents a repeating decimal -2/5, -7, 3/9, 11/12

Answers

-2/5=-.4
-7=-7

These two are repeating decimals.
3/9=.3333334

11/12=.9166667

What does 5/9-2/3x(-1/4)=

Answers

5/9 - 2/3 * (-1/4)=
5/9 + 1/6=
(10 + 3)/18 =
13/18

If 1 oz of potato chips contains 180 calories, how many ounces would contain 3,180 calories

Answers

Since 180calories = 1oz, divide 3180 by 180 and you will get the ounces. 
3180/180 = 17.666

17.666oz

In 17.66 ounces of chips, 3180 calories are there.

What is a unitary method?

A unitary method is a mathematical way of obtaining the value of a single unit and then deriving any no. of given units by multiplying it with the single unit.

Given, 1 oz of potato chips contains 180 calories.

∴ No. of ounces of chips that contains 3180 calories can be obtained if we divide total calories by calories in 1 oz which is,

= (3180/180).

= 17.66 ounces.

learn more about the unitary method here :

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Complete the table. Find the missing amounts of weight by applying the same value of the ratio as the first two rows.

Answers

First, convert all pounds andou8nced to decimal pounds.
To do that, divide the number of ounces by 16 and add to the number of pounds.
For example, 152 lb 4 oz = 152 lb + 4/16 lb= 152.25 lb
14 lb 8 oz = 14 lb + 8/16 lb = 14.5 lb
Do the above for all given weights.

For each line, do this.
Divide the number in the left column by the number in the middle column.
For example, 152.25/14.5 = 10.5. Since the ratios are always the same, the first column is always 10.5 times the middle column.
If you are given the left column, divide by 10.5 to find the middle column.
If you are given the middle column, multiply by10.5 to find the left column.
Finally, add the left and middle columns to find the right column.

A keyboard is on sale for $676. If this price represents a 20% discount from the original price, what is the original price to the nearest cent?

Answers

original price is $811.2 because $676 x 1.2 = $811.2

What is 3x5+2x8+2 do you know

Answers

Parenthesis
Exponents
Multiplication/division
3x5=15
2x8=16
15+16+2
33

19.5% to a fraction

Answers

19.5% = .195
.195 = [tex] \frac{39}{200} [/tex]
39/200 that is the fraction.

1.9x=3x-36 Solve for X


2. 9z+10=1-3(5-3z) How many solutions does the equation have?


3.3y+10/4=2y what is the value of Y

4.2x+4=2(x+2) What statement about the equation is true


5.4(z-5) +2 =4z-18 how many solutions does this equation have

Answers

1.9 * 3 = 27
3 * 3 = 9   
36 - 9 = 27 
so x = 3
2. 9z + 10 = 1 - 3(5 - 3z)
9z + 10 = 1 - 15 + 9z
9z + 10 = 9z - 14
9z - 9z = -14 - 10
0 = - 24....incorrect

This equation has no solutions....0 solutions
3. Y=2 that's your answer:
Times it by 4:
3y+10 = 2y*4
3y+10 = 8y

Move the 12y over to the other side:
10 = 8y - 3y
10 = 5y

Divide both sides by 5:
10/5 = 5y/5
2 = y
4. The equation has many solutions
5. Distribute the 4:
4z - 20 + 2 = 4z - 18
Subtract 4z
-20 + 2 = -18
-18 = -18
This is true so that means there are infinite number of solutions and z could be anything
Hope this helps!

A weight of 15 ounces stretches a spring 10 inches. A weight of 24 ounces stretches the same spring 16 inches. How many inches does the spring stretch per ounce of additional weight?

Answers

F = k x 
15 = k *10 
k = 1.5 

check: 
24 = 1.5 x 
x = 16 sureenough 

so 1.5 oz/inch 
= 1/1.5 inches/oz = 2/3 = 0.6666.... in/oz

The spring stretch  0.6 inches per ounce of additional weight.

What is a unitary method?

A unitary method is a mathematical way of obtaining the value of a single unit and then deriving any no. of given units by multiplying it with the single unit.

Given, A weight of 15 ounces stretches a spring 10 inches.

∴ Inches increase of the spring per ounce of weight is the total increase in length divided by the total weight,

= (10/15) inches.

= 0.6 inches of increase in length per ounce.

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I am so stuck please explain to me how to do this. If you can do this, please do!

Directions: Write each decimal as a fraction or a mixed number.

10.9

00.8

4.125

0.0075

8.016

0.055

Answers

well, I think what u could do is put 1 where the decimal is and 0 by however many numbers there are, for example, 1.13/ 100. There is a 1 for the decimal and two 0 for the two numbers. And then simplify as much as you can and then make it into a mixed fraction if you have to like if it is 9/5 or something

Every day a zookeeper feeds 4 adult gorillas a total of 160 lb of food. At this rate HOW many pounds of food would the zookeeper need everyday to feed 6 adult gorillas

Answers

Ur total will be 240 lb of food bc if u have 1 adult gorilla a total of 40 u just do 40 *6

anna has 12 quarters 4 dimes 11 nickels in her piggy bank. how much money is in the bank
A) $3.00
B) $3.25
C) $3.75
D) $3.95

Answers

12*0.25=3
4*0.10=0.40
11*0.05=0.55
3+0.40+0.55=$3.95
the answer is d. 12 quarters equal $3, 4 dimes equal $.40 and 11 nickels equal $.55

ryan has a board that is 5 feet long. how many 1/3-foot sections can he cut from this board?

Answers

Ryan can cut 15 pieces from the board

Answer:

15

Step-by-step explanation:

Patricia donated 1 pint of blood to the blood bank. The lab assistant divided Patricia’s blood equally into 3 bags.



How much blood was in each bag?







Answers

0.333333333 US pints would be in each bag.

Each bag contained [tex]\(\frac{1}{3}\)[/tex] pint of blood.

To solve the problem, we need to divide the total amount of blood donated by Patricia equally into 3 bags. Patricia donated 1 pint of blood.

Since there are 3 bags, we divide 1 pint by 3 to find out how much blood is in each bag.

The calculation is as follows:

[tex]\[ \text{Blood per bag} = \frac{\text{Total blood donated}}{\text{Number of bags}} \][/tex]

[tex]\[ \text{Blood per bag} = \frac{1 \text{ pint}}{3} \][/tex]

[tex]\[ \text{Blood per bag} = \frac{1}{3} \text{ pint} \][/tex]

Therefore, each bag contains [tex]\(\frac{1}{3}\)[/tex] pint of blood.

grace has 2 cups of strawberries and plans to divide this amout into equal parts to make 3 strawberry pies what fracion of a cup of strawberries will be used for each pie?

Answers

2/3 is the fraction to the answer you just asked on brainly


Which statement correctly describes the relationship between the graph of f(x) and g(x)=f(x−7) ?

A. The graph of g(x) is the graph of ​f(x)​ translated 7 units left.
B. The graph of g(x) is the graph of ​f(x)​ translated 7 units up.
C. The graph of g(x) is the graph of ​f(x)​ translated 7 units right.
D. The graph of g(x) is the graph of ​f(x)​ translated 7 units down.

Answers

 The answer is c: the graph of g(x) is the graph of f(x) translated 7 units to the right

The statement which correctly describes the relationship between graphs related as g(x)=f(x−7) is; Choice C {The graph of g(x) is the graph of f(x) translated 7 units right}

According to the question; g(x)=f(x−7).

In essence, for every value of x on the graph (g), the value of x on the graph (f) reduces by 7.

Put differently; for every value of x on the graph (f), the value of x on the graph (g) increases by 7.

However, In graphs: an increase on the x axis is depicted by a movement rightward on the number line.

Therefore, if the relation g(x)=f(x−7) holds;

The graph of g(x) is the graph of f(x) translated 7 units right.

Read more:

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George ran 1.1 miles, took a break, and then ran 2.1 more miles. How many meters did George run in all?

Answers

First, you would need to calculate how many miles George ran.
1.1 mi + 2.1 mi = 3.2 mi

Now, 1 mile = 1,609.34 meters, so you would multiply the number of meters per mile by the number of miles. 
3.2 × 1,609.34 = 5,149.9 meters

George ran 5,149.9 meters in all. 

I hope this helps!

Rewrite as a square or a cube:
3 3/8 =_____

1 11/25=_____

Answers

1)

3 3/8=  (3/1) + (3/8)=
     = (3x8)/8 + (3/8)
     =(3x8 +3) / 8              putting both numbers with the same denominator
      =27/8
27 is the same as 3³      3x3x3= 27
8 is the same as 2³        2x2x2= 8
= 3³÷ 2³

2)
1 11/25= (1/1) + (11/25)
= (25/25) + (11/25)     putting both numbers with the same denominator
= (25+11)/25
=36/25
36 is the same as 6²     6x6=36
25 is the same as 5²     5x5=25

6²/5²

Answer:

1)


3 3/8=  (3/1) + (3/8)=

    = (3x8)/8 + (3/8)

    =(3x8 +3) / 8              putting both numbers with the same denominator

     =27/8

27 is the same as 3³      3x3x3= 27

8 is the same as 2³        2x2x2= 8

= 3³÷ 2³


2)

1 11/25= (1/1) + (11/25)

= (25/25) + (11/25)     putting both numbers with the same denominator

= (25+11)/25

=36/25

36 is the same as 6²     6x6=36

25 is the same as 5²     5x5=25


6²/5²


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Step-by-step explanation:


what is the square root of 49/121?

Answers

The square root of 49/121 is 0.05785123966
Rewrite using the quotient rule for radicals.√49√12149121Simplify the numerator.Tap for fewer steps...Rewrite 4949 as 7272.√72√12172121Pull terms out from under the radical, assuming positive real numbers.7√1217121Rewrite 121121 as 112112.7√1127112Pull terms out from under the radical, assuming positive real numbers.711711The result can be shown in both exact and decimal forms.Exact Form:7/11Decimal Form:0.63 repeating

HURRY MATH QUESTION DOWN BELOW

Answers

The answer should be 18/54

Solve for x. 4.6x<−15.64 Enter your answer, as an inequality, in the box.

Answers

If you would like to solve 4.6 * x < - 15.64 for x, you can use the following steps:

4.6 * x < - 15.64      /4.6
x < - 15.64/4.6
x < - 3.4

The correct answer would be x < - 3.4.

The value of x in expression 4.6x < -15.64 will be equal to x < -3.4.

An expression 4.6x < -15.64 is given in the question.

We have to find that what will be the value of x.

What do you mean by inequalities ?

Inequalities are the expressions in which both sides are not equal and the equal sign in between is replaced by less than , greater than, etc.

As per the question ;

The given expression is ;

4.6x < -15.64

Let's solve it to get the value of x.

4.6 x < -15.64

⇒ x < -15.64 / 4.6

x < -3.4

Thus , the value of x in expression 4.6x < -15.64 will be equal to x < -3.4.

To learn more about inequalities click here ;

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Which of the following is not a possible value for a probability?

A. 0.001
B. 1/10
C. 11/10
D. 1/16

Answers

C, 11/10 is not a possible value for probability, as it is not an actual situation one could be in. For example, if you can get a maximum of ten questions correct on your quiz, and you get eleven correct, that would no make much sense in the real world, unless if you consider extra credit an "extra question."
C. 11/10

probability takes values from 0 to 1.

Given f(x)= -4x+7, find f(1)

Answers

Hi there!

To find f(1), plug in x=1 into the equation
f(1) = -4(1) + 7
= -4 + 7
= 3
That's your answer.
Have an awesome day! :)

From your friendly Helper-in-Training, collinjun0827
You replace x with 1, so this looks like:
-4(1) + 7 
-4 * 1 also equals -4, so, -4(1) + 7 = -4 + 7. -4 is the slope (down 4 to the left 1), and 7 is the y-intercept, so there should be a point on 7 on the up and down line which is y.

Show how to multiply 6x298 using friendly numbers and then using properties and mental math. Write about which method you like better and why

Answers

Rewrite 6*298 as 6(300-2).  Mult 300 by 6:  result is 1800.  Mult -2 by 6; result is -12.  Thus, 6*298 = 1800-12 = 1788.

You could also estimate the answer by mult. 6 and 300.  The result is, of course, 1800.

Wilbur went to the Halloween costume party at the Teen Center dressed as Romeo. Wendy was at the same party dressed as Juliet. As fate would have it, their eyes met across the crowded room, and they instantly fell in love. (Cheesy, right?) Unfortunately, they never got to talk to each other at the party and have been trying to find each other ever since! Wilbur went back to the Teen center 2 days after Halloween and goes back there every 13th day hoping to find his Juliet. Wendy went back to the Teen Center four days after Halloween and goes back there every 17th day looking for her beloved Romeo. When will they miss each other by just one day?
When will the meet?

Answers

I think this is fake but ima say my answer anyway subtract 17 by 14 and u have ur answer I think I don't think this is a math question but, little tiny tottie Middle schoolers have it different in highschool so I don't know.

Evaluate. (1/4)^-2 - (5^0×2)×1^-1

Answers

14 would be the answer 
Hope this helps...

(1/4)^-2 - (5^0×2)×1^-1
(1/4)^-2 - (1×2)×1^-1 
(1/4)^-2 - 2×1^-1    
0.25^-2 - 2×1^-1   
16 - 2×1
16 - 2
14  
 
You're welcome

What is the equation of the graphed line?


enter answer in slope-intercept form in the box

Answers

The answer:
y= -9/8x+7

Answer:

[tex]y=-\frac{9}{8}x+7[/tex]

Step-by-step explanation:

we know that

The equation of the line into slope intercept form is equal to

[tex]y=mx+b[/tex]

where

m is the slope

b is the y-coordinate of the y-intercept

In this problem we have

[tex]b=7[/tex] ------> because the point [tex](0,7)[/tex] is the y-intercept

point [tex](8,-2)[/tex]

substitute the value of x , y and b in the equation to solve for m

[tex]y=mx+b[/tex]------> [tex]-2=m(8)+7[/tex]

[tex]m(8)=-2-7[/tex]

[tex]m=-9/8[/tex]

therefore

the equation is equal to

[tex]y=-\frac{9}{8}x+7[/tex]

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