3m-4=21

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Solution for 3m-4=21 equation: 



3m-4=21

We move all terms to the left:

3m-4-(21)=0

We add all the numbers together, and all the variables

3m-25=0

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

3m=25

m=25/3

m=8+1/3

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