-2b+9+3b=18

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Solution for -2b+9+3b=18 equation: 



-2b+9+3b=18

We move all terms to the left:

-2b+9+3b-(18)=0

We add all the numbers together, and all the variables

b-9=0

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

b=9

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