15=2m-(-7)m=

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Solution for 15=2m-(-7)m= equation: 



15=2m-(-7)m=

We move all terms to the left:

15-(2m-(-7)m)=0



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

2m-(-7)m

We multiply parentheses

2m+7m

We add all the numbers together, and all the variables

9m

Back to the equation:

-(9m)



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

-9m=-15

m=-15/-9

m=1+2/3

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