(-2m)-4=8

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Solution for (-2m)-4=8 equation: 



(-2m)-4=8

We move all terms to the left:

(-2m)-4-(8)=0

We add all the numbers together, and all the variables

(-2m)-12=0

We get rid of parentheses

-2m-12=0

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

-2m=12

m=12/-2

m=-6

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