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-2m+3.2=11.7
We move all terms to the left:
-2m+3.2-(11.7)=0
We add all the numbers together, and all the variables
-2m-8.5=0
We move all terms containing m to the left, all other terms to the right
-2m=8.5
m=8.5/-2
m=-4+0.5/2
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