b-7+2b-8=b-1

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Solution for b-7+2b-8=b-1 equation: 



b-7+2b-8=b-1

We move all terms to the left:

b-7+2b-8-(b-1)=0

We add all the numbers together, and all the variables

3b-(b-1)-15=0

We get rid of parentheses

3b-b+1-15=0

We add all the numbers together, and all the variables

2b-14=0

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

2b=14

b=14/2

b=7

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