80+.30m=40+.70m

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Solution for 80+.30m=40+.70m equation:



80+.30m=40+.70m
We move all terms to the left:
80+.30m-(40+.70m)=0
We add all the numbers together, and all the variables
.30m-(.70m+40)+80=0
We get rid of parentheses
.30m-.70m-40+80=0
We add all the numbers together, and all the variables
-0.4m+40=0
We move all terms containing m to the left, all other terms to the right
-0.4m=-40
m=-40/-0.4
m=+100

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