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0.8m=0.4-3.0
We move all terms to the left:
0.8m-(0.4-3.0)=0
We add all the numbers together, and all the variables
0.8m-(-2.6)=0
We add all the numbers together, and all the variables
0.8m+2.6=0
We move all terms containing m to the left, all other terms to the right
0.8m=-2.6
m=-2.6/0.8
m=-3+0.2/0.8
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