-7(a+8)=2a+7(-a-4)

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Solution for -7(a+8)=2a+7(-a-4) equation: 



-7(a+8)=2a+7(-a-4)

We move all terms to the left:

-7(a+8)-(2a+7(-a-4))=0

We add all the numbers together, and all the variables

-7(a+8)-(2a+7(-1a-4))=0

We multiply parentheses

-7a-(2a+7(-1a-4))-56=0



We calculate terms in parentheses: -(2a+7(-1a-4)), so:

2a+7(-1a-4)

We multiply parentheses

2a-7a-28

We add all the numbers together, and all the variables

-5a-28

Back to the equation:

-(-5a-28)



We get rid of parentheses

-7a+5a+28-56=0

We add all the numbers together, and all the variables

-2a-28=0

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

-2a=28

a=28/-2

a=-14

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