0.3m=0.4m+7

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Solution for 0.3m=0.4m+7 equation: 



0.3m=0.4m+7

We move all terms to the left:

0.3m-(0.4m+7)=0

We get rid of parentheses

0.3m-0.4m-7=0

We add all the numbers together, and all the variables

-0.1m-7=0

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

-0.1m=7

m=7/-0.1

m=-70

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