-104=2(-3-7m)

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Solution for -104=2(-3-7m) equation: 



-104=2(-3-7m)

We move all terms to the left:

-104-(2(-3-7m))=0

We add all the numbers together, and all the variables

-(2(-7m-3))-104=0



We calculate terms in parentheses: -(2(-7m-3)), so:

2(-7m-3)

We multiply parentheses

-14m-6

Back to the equation:

-(-14m-6)



We get rid of parentheses

14m+6-104=0

We add all the numbers together, and all the variables

14m-98=0

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

14m=98

m=98/14

m=7

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