-7(a-8)=91

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Solution for -7(a-8)=91 equation: 



-7(a-8)=91

We move all terms to the left:

-7(a-8)-(91)=0

We multiply parentheses

-7a+56-91=0

We add all the numbers together, and all the variables

-7a-35=0

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

-7a=35

a=35/-7

a=-5

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