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2.2+10x=8.71
We move all terms to the left:
2.2+10x-(8.71)=0
We add all the numbers together, and all the variables
10x-6.51=0
We move all terms containing x to the left, all other terms to the right
10x=6.51
x=6.51/10
x=2.593625498008/3.9840637450199
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