-7b+-7b+15b-(-6b)=-7

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Solution for -7b+-7b+15b-(-6b)=-7 equation: 



-7b+-7b+15b-(-6b)=-7

We move all terms to the left:

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

We add all the numbers together, and all the variables

b-(-6b)+7=0

We get rid of parentheses

b+6b+7=0

We add all the numbers together, and all the variables

7b+7=0

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

7b=-7

b=-7/7

b=-1

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