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6.43+6.58x=8.68
We move all terms to the left:
6.43+6.58x-(8.68)=0
We add all the numbers together, and all the variables
6.58x-2.25=0
We move all terms containing x to the left, all other terms to the right
6.58x=2.25
x=2.25/6.58
x=1/2.9244444444444
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