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5n=2n-28
We move all terms to the left:
5n-(2n-28)=0
We get rid of parentheses
5n-2n+28=0
We add all the numbers together, and all the variables
3n+28=0
We move all terms containing n to the left, all other terms to the right
3n=-28
n=-28/3
n=-9+1/3
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