20+2m=3

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Solution for 20+2m=3 equation: 



20+2m=3

We move all terms to the left:

20+2m-(3)=0

We add all the numbers together, and all the variables

2m+17=0

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

2m=-17

m=-17/2

m=-8+1/2

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