7b+15=b-13

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Solution for 7b+15=b-13 equation: 



7b+15=b-13

We move all terms to the left:

7b+15-(b-13)=0

We get rid of parentheses

7b-b+13+15=0

We add all the numbers together, and all the variables

6b+28=0

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

6b=-28

b=-28/6

b=-4+2/3

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