2b+15=-b+18

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Solution for 2b+15=-b+18 equation: 



2b+15=-b+18

We move all terms to the left:

2b+15-(-b+18)=0

We add all the numbers together, and all the variables

2b-(-1b+18)+15=0

We get rid of parentheses

2b+1b-18+15=0

We add all the numbers together, and all the variables

3b-3=0

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

3b=3

b=3/3

b=1

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