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1/5=2n=7/15
We move all terms to the left:
1/5-(2n)=0
We multiply all the terms by the denominator
-2n*5+1=0
Wy multiply elements
-10n+1=0
We move all terms containing n to the left, all other terms to the right
-10n=-1
n=-1/-10
n=1/10
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