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x+.5x=8.5
We move all terms to the left:
x+.5x-(8.5)=0
We add all the numbers together, and all the variables
1.5x-8.5=0
We move all terms containing x to the left, all other terms to the right
1.5x=8.5
x=8.5/1.5
x=5+1/1.5
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