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2.x=15.8
We move all terms to the left:
2.x-(15.8)=0
We add all the numbers together, and all the variables
2.x-15.8=0
We move all terms containing x to the left, all other terms to the right
2.x=15.8
x=15.8/2.
x=7+1/1.1111111111111
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