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-2.2+0.3m=2.9
We move all terms to the left:
-2.2+0.3m-(2.9)=0
We add all the numbers together, and all the variables
0.3m-5.1=0
We move all terms containing m to the left, all other terms to the right
0.3m=5.1
m=5.1/0.3
m=17
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