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90-8.41x=47.95
We move all terms to the left:
90-8.41x-(47.95)=0
We add all the numbers together, and all the variables
-8.41x+42.05=0
We move all terms containing x to the left, all other terms to the right
-8.41x=-42.05
x=-42.05/-8.41
x=+5
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