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500=16*3.14x
We move all terms to the left:
500-(16*3.14x)=0
We add all the numbers together, and all the variables
-(+16*3.14x)+500=0
We get rid of parentheses
-16*3.14x+500=0
Wy multiply elements
-48x+500=0
We move all terms containing x to the left, all other terms to the right
-48x=-500
x=-500/-48
x=10+5/12
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