-7(3-6m)=20+m

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Solution for -7(3-6m)=20+m equation: 



-7(3-6m)=20+m

We move all terms to the left:

-7(3-6m)-(20+m)=0

We add all the numbers together, and all the variables

-7(-6m+3)-(m+20)=0

We multiply parentheses

42m-(m+20)-21=0

We get rid of parentheses

42m-m-20-21=0

We add all the numbers together, and all the variables

41m-41=0

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

41m=41

m=41/41

m=1

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