7m-2m+20=-20

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Solution for 7m-2m+20=-20 equation: 



7m-2m+20=-20

We move all terms to the left:

7m-2m+20-(-20)=0

We add all the numbers together, and all the variables

5m+40=0

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

5m=-40

m=-40/5

m=-8

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