3 years ago

What is the answer to a+a-7=2a-8+1

1 answer:

3 0

The answer is 66 cause his hgivd jcunxf us to get the

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Digiron [165]

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Svet_ta [14]

Answer:

Step-by-step explanation:

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nydimaria [60]

+ 15 because you solve negative inside but when you get it out it becomes positive

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4 years ago

lilavasa [31]

Answer:

z=6 and z=-6

Step-by-step explanation:

$7z^2=252$

Divide both sides by 7

$\frac{7z^2}{7} =\frac{252}{7} \\z^2=36$

Find the square root

z=±√36

z=±6

Therefore, z=6 and z=-6.

I hope this helps!

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3 years ago

allsm [11]

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