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Solve and check you're solution: 2/5n=3/10n-3/5
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2/5 n = 3/10 n - 3/5 3/5 = 3/10 n - 2/5 n 3/5 = (3-4)/10 n 3/5 = -1/10 n n = -30/5 n = -6
when I checked the problem it came out to be -11/20=-1/5
i'm pretty sure n =-6
The answer is n=-6 Here is the check: (2/5)(-6)=(3/10)(-6)-3/5 -12/5=-9/5-3/5 -12/5=-12/5
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