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1640=8.20n
We move all terms to the left:
1640-(8.20n)=0
We add all the numbers together, and all the variables
-(+8.20n)+1640=0
We get rid of parentheses
-8.20n+1640=0
We add all the numbers together, and all the variables
-8.2n+1640=0
We move all terms containing n to the left, all other terms to the right
-8.2n=-1640
n=-1640/-8.2
n=200+2.2737367544323E-13/8.2
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