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8.6x-17.1=43.1
We move all terms to the left:
8.6x-17.1-(43.1)=0
We add all the numbers together, and all the variables
8.6x-60.2=0
We move all terms containing x to the left, all other terms to the right
8.6x=60.2
x=60.2/8.6
x=7+7.105427357601E-15/8.6
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