(-8b)-4b=12

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Solution for (-8b)-4b=12 equation: 



(-8b)-4b=12

We move all terms to the left:

(-8b)-4b-(12)=0

We add all the numbers together, and all the variables

-4b+(-8b)-12=0

We get rid of parentheses

-4b-8b-12=0

We add all the numbers together, and all the variables

-12b-12=0

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

-12b=12

b=12/-12

b=-1

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