15m+7=-5m-3

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Solution for 15m+7=-5m-3 equation: 



15m+7=-5m-3

We move all terms to the left:

15m+7-(-5m-3)=0

We get rid of parentheses

15m+5m+3+7=0

We add all the numbers together, and all the variables

20m+10=0

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

20m=-10

m=-10/20

m=-1/2

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