15+4m=-3(m+2)

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Solution for 15+4m=-3(m+2) equation: 



15+4m=-3(m+2)

We move all terms to the left:

15+4m-(-3(m+2))=0



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

-3(m+2)

We multiply parentheses

-3m-6

Back to the equation:

-(-3m-6)



We get rid of parentheses

4m+3m+6+15=0

We add all the numbers together, and all the variables

7m+21=0

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

7m=-21

m=-21/7

m=-3

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