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1 year ago

8

Brainliest if correct

1 answer:

lyudmila [28]1 year ago

8 0

Answer:

1. (-4)^2 = 16

2. (-3)^3 = -27

Step-by-step explanation:

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Remove the brackets and simplfy 5-(6a -3b -8)

galina1969 [7]

Answer:

−6a+3b+13

Step-by-step explanation:

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2 years ago

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Sofia is planning her physical activities for the week and wants to choose an activity that will help her build stamina. She sho

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Strengthens leg muscles and includes cardio

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2 years ago

Need to find area, perimeter please

Molodets [167]

To find area you do length x width. To find perimeter you do length + width.

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2 years ago

<img src="https://tex.z-dn.net/?f=%20%5Csqrt%7B%20%7B4%20a%7D%5E%7B2%7D%20%2B%20%20%7B12a%7D%5E%7B2%7D%20%7D%20" id="TexFormula1

PolarNik [594]

Answer:

The answer is 4a

Step-by-step explanation:

1) Simplify 4a² + 12a² to 16a².

$\sqrt{ {16a}^{2} }$

2) Use this rule:

$\sqrt{ab} = \sqrt{a} \sqrt{b}$

$\sqrt{16} \sqrt{ {a}^{2} }$

3) Since 4 × 4 is 16, the square root of 16 is 4.

$4 \sqrt{ {a}^{2} }$

4) Simplify.

$4a$

<u>Therefor</u><u>,</u><u> </u><u>the</u><u> </u><u>answer</u><u> </u><u>is</u><u> </u><u>4a</u><u>.</u>

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2 years ago

Combine like terms in the following equation:<br> 18 – 5W + 7w - 4 = 28

pishuonlain [190]

Answer:

7

Step-by-step explanation:

Step 1:

18 - 5w + 7w - 4 = 28

Step 2:

14 + 2w = 28

Step 3:

2w = 14

Answer:

w = 7

Hope This Helps :)

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2 years ago

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