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7.2-8.1x=63.09
We move all terms to the left:
7.2-8.1x-(63.09)=0
We add all the numbers together, and all the variables
-8.1x-55.89=0
We move all terms containing x to the left, all other terms to the right
-8.1x=55.89
x=55.89/-8.1
x=-6+5.6511627906977/6.2790697674418
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