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8.9x-10.2=52.1
We move all terms to the left:
8.9x-10.2-(52.1)=0
We add all the numbers together, and all the variables
8.9x-62.3=0
We move all terms containing x to the left, all other terms to the right
8.9x=62.3
x=62.3/8.9
x=6+1/1
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