11-2m=21-7m

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Solution for 11-2m=21-7m equation: 



11-2m=21-7m

We move all terms to the left:

11-2m-(21-7m)=0

We add all the numbers together, and all the variables

-2m-(-7m+21)+11=0

We get rid of parentheses

-2m+7m-21+11=0

We add all the numbers together, and all the variables

5m-10=0

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

5m=10

m=10/5

m=2

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