-7(m-4)=7(-8+3m)

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Solution for -7(m-4)=7(-8+3m) equation: 



-7(m-4)=7(-8+3m)

We move all terms to the left:

-7(m-4)-(7(-8+3m))=0

We add all the numbers together, and all the variables

-7(m-4)-(7(3m-8))=0

We multiply parentheses

-7m-(7(3m-8))+28=0



We calculate terms in parentheses: -(7(3m-8)), so:

7(3m-8)

We multiply parentheses

21m-56

Back to the equation:

-(21m-56)



We get rid of parentheses

-7m-21m+56+28=0

We add all the numbers together, and all the variables

-28m+84=0

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

-28m=-84

m=-84/-28

m=+3

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