20+m+m=14

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Solution for 20+m+m=14 equation:



20+m+m=14
We move all terms to the left:
20+m+m-(14)=0
We add all the numbers together, and all the variables
2m+6=0
We move all terms containing m to the left, all other terms to the right
2m=-6
m=-6/2
m=-3

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