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6.86x+34.3=68.6
We move all terms to the left:
6.86x+34.3-(68.6)=0
We add all the numbers together, and all the variables
6.86x-34.3=0
We move all terms containing x to the left, all other terms to the right
6.86x=34.3
x=34.3/6.86
x=4+1/1
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