-7(b+3)+5b=b-39

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Solution for -7(b+3)+5b=b-39 equation: 



-7(b+3)+5b=b-39

We move all terms to the left:

-7(b+3)+5b-(b-39)=0

We add all the numbers together, and all the variables

5b-7(b+3)-(b-39)=0

We multiply parentheses

5b-7b-(b-39)-21=0

We get rid of parentheses

5b-7b-b+39-21=0

We add all the numbers together, and all the variables

-3b+18=0

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

-3b=-18

b=-18/-3

b=+6

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