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3.5-0.03x=1.79
We move all terms to the left:
3.5-0.03x-(1.79)=0
We add all the numbers together, and all the variables
-0.03x+1.71=0
We move all terms containing x to the left, all other terms to the right
-0.03x=-1.71
x=-1.71/-0.03
x=+57
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