3=0.2m-7*

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Solution for 3=0.2m-7* equation: 



3=0.2m-7*

We move all terms to the left:

3-(0.2m-7*)=0

We add all the numbers together, and all the variables

-(+0.2m)+3=0

We get rid of parentheses

-0.2m+3=0

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

-0.2m=-3

m=-3/-0.2

m=+15

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