-3(b+7)=-6b+3

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Solution for -3(b+7)=-6b+3 equation: 



-3(b+7)=-6b+3

We move all terms to the left:

-3(b+7)-(-6b+3)=0

We multiply parentheses

-3b-(-6b+3)-21=0

We get rid of parentheses

-3b+6b-3-21=0

We add all the numbers together, and all the variables

3b-24=0

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

3b=24

b=24/3

b=8

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