6m+21=1221

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Solution for 6m+21=1221 equation: 



6m+21=1221

We move all terms to the left:

6m+21-(1221)=0

We add all the numbers together, and all the variables

6m-1200=0

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

6m=1200

m=1200/6

m=200

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