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2x+4.5=8.3
We move all terms to the left:
2x+4.5-(8.3)=0
We add all the numbers together, and all the variables
2x-3.8=0
We move all terms containing x to the left, all other terms to the right
2x=3.8
x=3.8/2
x=1+1/1.1111111111111
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