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5.25x+0.20=7.65
We move all terms to the left:
5.25x+0.20-(7.65)=0
We add all the numbers together, and all the variables
5.25x-7.45=0
We move all terms containing x to the left, all other terms to the right
5.25x=7.45
x=7.45/5.25
x=1+2.2/5.25
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