20m-2m+3m=19

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Solution for 20m-2m+3m=19 equation: 



20m-2m+3m=19

We move all terms to the left:

20m-2m+3m-(19)=0

We add all the numbers together, and all the variables

21m-19=0

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

21m=19

m=19/21

m=19/21

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