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2x+1=18.1
We move all terms to the left:
2x+1-(18.1)=0
We add all the numbers together, and all the variables
2x-17.1=0
We move all terms containing x to the left, all other terms to the right
2x=17.1
x=17.1/2
x=8+1/1.8181818181818
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