-2=2(b+8)

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



-2=2(b+8)

We move all terms to the left:

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



We calculate terms in parentheses: -(2(b+8)), so:

2(b+8)

We multiply parentheses

2b+16

Back to the equation:

-(2b+16)



We get rid of parentheses

-2b-16-2=0

We add all the numbers together, and all the variables

-2b-18=0

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

-2b=18

b=18/-2

b=-9

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