2m+19=21

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Solution for 2m+19=21 equation: 



2m+19=21

We move all terms to the left:

2m+19-(21)=0

We add all the numbers together, and all the variables

2m-2=0

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

2m=2

m=2/2

m=1

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