20-4m-7=3m-1

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Solution for 20-4m-7=3m-1 equation: 



20-4m-7=3m-1

We move all terms to the left:

20-4m-7-(3m-1)=0

We add all the numbers together, and all the variables

-4m-(3m-1)+13=0

We get rid of parentheses

-4m-3m+1+13=0

We add all the numbers together, and all the variables

-7m+14=0

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

-7m=-14

m=-14/-7

m=+2

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