-11(m+7)=-7(m-1)

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Solution for -11(m+7)=-7(m-1) equation: 



-11(m+7)=-7(m-1)

We move all terms to the left:

-11(m+7)-(-7(m-1))=0

We multiply parentheses

-11m-(-7(m-1))-77=0



We calculate terms in parentheses: -(-7(m-1)), so:

-7(m-1)

We multiply parentheses

-7m+7

Back to the equation:

-(-7m+7)



We get rid of parentheses

-11m+7m-7-77=0

We add all the numbers together, and all the variables

-4m-84=0

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

-4m=84

m=84/-4

m=-21

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