lslig29 lslig29

24-01-2017
Mathematics

contestada

n(2n+1)-(n-6)=2n(n+1)+10

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ConfusedGiraffe ConfusedGiraffe

24-01-2017

n = -2. Is that what you're trying to figure out?

Answer Link

24-01-2017

2n^2 + n -n + 6 = 2n^2 + 2n + 10
6 = 2n + 10
-4 = 2n
-2 = n

Answer Link

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