4b-3=15+7b

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Solution for 4b-3=15+7b equation: 



4b-3=15+7b

We move all terms to the left:

4b-3-(15+7b)=0

We add all the numbers together, and all the variables

4b-(7b+15)-3=0

We get rid of parentheses

4b-7b-15-3=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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