-1-7(b-3)=7+6b

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Solution for -1-7(b-3)=7+6b equation: 



-1-7(b-3)=7+6b

We move all terms to the left:

-1-7(b-3)-(7+6b)=0

We add all the numbers together, and all the variables

-7(b-3)-(6b+7)-1=0

We multiply parentheses

-7b-(6b+7)+21-1=0

We get rid of parentheses

-7b-6b-7+21-1=0

We add all the numbers together, and all the variables

-13b+13=0

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

-13b=-13

b=-13/-13

b=1

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