-8-7-b=9b

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Solution for -8-7-b=9b equation: 



-8-7-b=9b

We move all terms to the left:

-8-7-b-(9b)=0

We add all the numbers together, and all the variables

-10b-15=0

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

-10b=15

b=15/-10

b=-1+1/2

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