-161=-7(7+2b)

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Solution for -161=-7(7+2b) equation: 



-161=-7(7+2b)

We move all terms to the left:

-161-(-7(7+2b))=0

We add all the numbers together, and all the variables

-(-7(2b+7))-161=0



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

-7(2b+7)

We multiply parentheses

-14b-49

Back to the equation:

-(-14b-49)



We get rid of parentheses

14b+49-161=0

We add all the numbers together, and all the variables

14b-112=0

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

14b=112

b=112/14

b=8

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