-84=7(b-6)

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Solution for -84=7(b-6) equation: 



-84=7(b-6)

We move all terms to the left:

-84-(7(b-6))=0



We calculate terms in parentheses: -(7(b-6)), so:

7(b-6)

We multiply parentheses

7b-42

Back to the equation:

-(7b-42)



We get rid of parentheses

-7b+42-84=0

We add all the numbers together, and all the variables

-7b-42=0

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

-7b=42

b=42/-7

b=-6

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