-9+2b=3+4b

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Solution for -9+2b=3+4b equation: 



-9+2b=3+4b

We move all terms to the left:

-9+2b-(3+4b)=0

We add all the numbers together, and all the variables

2b-(4b+3)-9=0

We get rid of parentheses

2b-4b-3-9=0

We add all the numbers together, and all the variables

-2b-12=0

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

-2b=12

b=12/-2

b=-6

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