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(8.7)x=1.62
We move all terms to the left:
(8.7)x-(1.62)=0
We add all the numbers together, and all the variables
(8.7)x-1.62=0
We multiply parentheses
8.7x-1.62=0
We move all terms containing x to the left, all other terms to the right
8.7x=1.62
x=1.62/8.7
x=1/5.3703703703704
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