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10x=3.87
We move all terms to the left:
10x-(3.87)=0
We add all the numbers together, and all the variables
10x-3.87=0
We move all terms containing x to the left, all other terms to the right
10x=3.87
x=3.87/10
x=2.0695187165775/5.3475935828877
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