9(b-4)-7b=15b-7

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Solution for 9(b-4)-7b=15b-7 equation: 



9(b-4)-7b=15b-7

We move all terms to the left:

9(b-4)-7b-(15b-7)=0

We add all the numbers together, and all the variables

-7b+9(b-4)-(15b-7)=0

We multiply parentheses

-7b+9b-(15b-7)-36=0

We get rid of parentheses

-7b+9b-15b+7-36=0

We add all the numbers together, and all the variables

-13b-29=0

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

-13b=29

b=29/-13

b=-2+3/13

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