-63=7(m-3)

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Solution for -63=7(m-3) equation: 



-63=7(m-3)

We move all terms to the left:

-63-(7(m-3))=0



We calculate terms in parentheses: -(7(m-3)), so:

7(m-3)

We multiply parentheses

7m-21

Back to the equation:

-(7m-21)



We get rid of parentheses

-7m+21-63=0

We add all the numbers together, and all the variables

-7m-42=0

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

-7m=42

m=42/-7

m=-6

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