-7m=-(m+6)-8m

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Solution for -7m=-(m+6)-8m equation: 



-7m=-(m+6)-8m

We move all terms to the left:

-7m-(-(m+6)-8m)=0



We calculate terms in parentheses: -(-(m+6)-8m), so:

-(m+6)-8m

We add all the numbers together, and all the variables

-8m-(m+6)

We get rid of parentheses

-8m-m-6

We add all the numbers together, and all the variables

-9m-6

Back to the equation:

-(-9m-6)



We get rid of parentheses

-7m+9m+6=0

We add all the numbers together, and all the variables

2m+6=0

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

2m=-6

m=-6/2

m=-3

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