-4b+12-2b=72+3b+3

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Solution for -4b+12-2b=72+3b+3 equation: 



-4b+12-2b=72+3b+3

We move all terms to the left:

-4b+12-2b-(72+3b+3)=0

We add all the numbers together, and all the variables

-4b-2b-(3b+75)+12=0

We add all the numbers together, and all the variables

-6b-(3b+75)+12=0

We get rid of parentheses

-6b-3b-75+12=0

We add all the numbers together, and all the variables

-9b-63=0

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

-9b=63

b=63/-9

b=-7

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