-7(-7-8b)=7b+7(-2b-2)

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



-7(-7-8b)=7b+7(-2b-2)

We move all terms to the left:

-7(-7-8b)-(7b+7(-2b-2))=0

We add all the numbers together, and all the variables

-7(-8b-7)-(7b+7(-2b-2))=0

We multiply parentheses

56b-(7b+7(-2b-2))+49=0



We calculate terms in parentheses: -(7b+7(-2b-2)), so:

7b+7(-2b-2)

We multiply parentheses

7b-14b-14

We add all the numbers together, and all the variables

-7b-14

Back to the equation:

-(-7b-14)



We get rid of parentheses

56b+7b+14+49=0

We add all the numbers together, and all the variables

63b+63=0

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

63b=-63

b=-63/63

b=-1

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