8(-8a+7)=120

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Solution for 8(-8a+7)=120 equation: 



8(-8a+7)=120

We move all terms to the left:

8(-8a+7)-(120)=0

We multiply parentheses

-64a+56-120=0

We add all the numbers together, and all the variables

-64a-64=0

We move all terms containing a to the left, all other terms to the right

-64a=64

a=64/-64

a=-1

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