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3.2x-7.72=3.8
We move all terms to the left:
3.2x-7.72-(3.8)=0
We add all the numbers together, and all the variables
3.2x-11.52=0
We move all terms containing x to the left, all other terms to the right
3.2x=11.52
x=11.52/3.2
x=3+1/1.66666666667
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