4m+2m+3=-21

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Solution for 4m+2m+3=-21 equation: 



4m+2m+3=-21

We move all terms to the left:

4m+2m+3-(-21)=0

We add all the numbers together, and all the variables

6m+24=0

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

6m=-24

m=-24/6

m=-4

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