7=9m-20

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Solution for 7=9m-20 equation:



7=9m-20
We move all terms to the left:
7-(9m-20)=0
We get rid of parentheses
-9m+20+7=0
We add all the numbers together, and all the variables
-9m+27=0
We move all terms containing m to the left, all other terms to the right
-9m=-27
m=-27/-9
m=+3

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