-3(b+9)+4b=-6

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Solution for -3(b+9)+4b=-6 equation: 



-3(b+9)+4b=-6

We move all terms to the left:

-3(b+9)+4b-(-6)=0

We add all the numbers together, and all the variables

4b-3(b+9)+6=0

We multiply parentheses

4b-3b-27+6=0

We add all the numbers together, and all the variables

b-21=0

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

b=21

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