-7(1+a)-8a=8

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Solution for -7(1+a)-8a=8 equation: 



-7(1+a)-8a=8

We move all terms to the left:

-7(1+a)-8a-(8)=0

We add all the numbers together, and all the variables

-7(a+1)-8a-8=0

We add all the numbers together, and all the variables

-8a-7(a+1)-8=0

We multiply parentheses

-8a-7a-7-8=0

We add all the numbers together, and all the variables

-15a-15=0

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

-15a=15

a=15/-15

a=-1

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