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ddd [48]
3 years ago
5

Evaluate the expression. - 4(2 - 5)2 + 82

Mathematics
1 answer:
Pavlova-9 [17]3 years ago
7 0

Answer:

106

Step-by-step explanation:

Ok this question is a bit confusing but once you understand the concept you will be able to answer the question correctly

Always know that bracket is solved first once it is found in the question

So back to the question

-4(2-5)2+82

So let's get to work...

Bracket first

-4(-3)2+82

Multiply with the number at the front then followed by the one at the back

(+12)2+82

24+82

106

Therefore the final answer is 106

I believe you understand how we get the answer...just be careful when solving this kind of question... simple

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Identify whether the number is prime or composite. If the number is composite then identify the factors.
Len [333]
D) composite; 1 , 3 , 17 , 7 , 41 
4 0
4 years ago
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Here is a table of values for y=
Semmy [17]

Answer:

The true statements are

The domain for f(x) is the set {-5, -3, 0, 2, 6, 7, 9, 10, 13}

f(-3) = 2

Extra:

x -5 -3 0 2 6 7 9 10 13

f(x) 1 2 3 0 1 2 3 0 1

4 0
4 years ago
A parallelogram has a perimeter of 50.12 inches. The two longer sides of the parallelogram are each 16.14 inches. Write an equat
icang [17]

Answer:

<u>The equation to find the length of each of the shorter sides of the parallelogram is 2x + 32.28 = 50.12 and the value of x is 8.92 inches.</u>

Step-by-step explanation:

1. Let's review the information provided to us to answer the question correctly:

Perimeter of the parallelogram = 50.12 inches

Length of the longer sides = 16.14 inches

Length of the shorter sides = x

2. Write an equation to find the length x of each of the shorter sides.

Perimeter of the parallelogram = 2 *  Length of the longer sides + 2 * Length of the shorter sides

50.12 = 2 *  16.14 + 2 *x

2x + 32.28 = 50.12

2x = 50.12 - 32.28

2x = 17.84

x = 17.84/2

<u>x = 8.92</u>

<u>The equation to find the length of each of the shorter sides of the parallelogram is 2x + 32.28 = 50.12 and the value of x is 8.92 inches.</u>

6 0
4 years ago
Are, 7/6 and 52/48 proportional?
Snowcat [4.5K]

Answer:

no

Step-by-step explanation:

52/48 would simplify to 13/12

and 7/6 when multiplied by 2 would equal 14/12

4 0
2 years ago
15x-5x=-47 solve by combining like terms and show all steps plz
KonstantinChe [14]
You solve equations be isolating the variable you want to solve for. In this case x.
On the left-hand side of the equation, we have 15x - 5x. We can simplify it to 10x.

What we did is called combining like terms. To combine terms, they must have the same variable(s) and exponent. Even though no exponent was shown for either the 15x or 5x, it is implied they are 15x^1 - 5x^1

We don't show the exponent 1 because it doesn't change the value.

Now we have the equation 10x = -47

On the left-hand side, x is being multiplied by 10. We need to reverse the multiplication operation done to x to find the value of x.

What is the opposite of multiplication? Division!

So, just divide the left-hand side by 10.

But, wait! For everything we do on one side, we must also do on the left-hand side. This way, everything stays balanced.

10x / 10 = -47 / 10
x = -47/10

We can change the improper fraction -47/10 into a decimal.
Just divide the top by the bottom.

-47 / 10 = -4.7

So, x is equal to -4.7.


8 0
4 years ago
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