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0.4x+0.2-12=4.8
We move all terms to the left:
0.4x+0.2-12-(4.8)=0
We add all the numbers together, and all the variables
0.4x-16.6=0
We move all terms containing x to the left, all other terms to the right
0.4x=16.6
x=16.6/0.4
x=41+0.2/0.4
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