-7b+7=4(8-8b)

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



-7b+7=4(8-8b)

We move all terms to the left:

-7b+7-(4(8-8b))=0

We add all the numbers together, and all the variables

-7b-(4(-8b+8))+7=0



We calculate terms in parentheses: -(4(-8b+8)), so:

4(-8b+8)

We multiply parentheses

-32b+32

Back to the equation:

-(-32b+32)



We get rid of parentheses

-7b+32b-32+7=0

We add all the numbers together, and all the variables

25b-25=0

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

25b=25

b=25/25

b=1

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