7(b+12)=-(6b-6)

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Solution for 7(b+12)=-(6b-6) equation: 



7(b+12)=-(6b-6)

We move all terms to the left:

7(b+12)-(-(6b-6))=0

We multiply parentheses

7b-(-(6b-6))+84=0



We calculate terms in parentheses: -(-(6b-6)), so:

-(6b-6)

We get rid of parentheses

-6b+6

Back to the equation:

-(-6b+6)



We get rid of parentheses

7b+6b-6+84=0

We add all the numbers together, and all the variables

13b+78=0

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

13b=-78

b=-78/13

b=-6

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