-15-3b+6=20+7b

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Solution for -15-3b+6=20+7b equation: 



-15-3b+6=20+7b

We move all terms to the left:

-15-3b+6-(20+7b)=0

We add all the numbers together, and all the variables

-3b-(7b+20)-15+6=0

We add all the numbers together, and all the variables

-3b-(7b+20)-9=0

We get rid of parentheses

-3b-7b-20-9=0

We add all the numbers together, and all the variables

-10b-29=0

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

-10b=29

b=29/-10

b=-2+9/10

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