-7=-7(-7m-6)-6(1+m)

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



-7=-7(-7m-6)-6(1+m)

We move all terms to the left:

-7-(-7(-7m-6)-6(1+m))=0

We add all the numbers together, and all the variables

-(-7(-7m-6)-6(m+1))-7=0



We calculate terms in parentheses: -(-7(-7m-6)-6(m+1)), so:

-7(-7m-6)-6(m+1)

We multiply parentheses

49m-6m+42-6

We add all the numbers together, and all the variables

43m+36

Back to the equation:

-(43m+36)



We get rid of parentheses

-43m-36-7=0

We add all the numbers together, and all the variables

-43m-43=0

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

-43m=43

m=43/-43

m=-1

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