N2+2n=8

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Solution for N2+2n=8 equation: 



2+2N=8

We move all terms to the left:

2+2N-(8)=0

We add all the numbers together, and all the variables

2N-6=0

We move all terms containing N to the left, all other terms to the right

2N=6

N=6/2

N=3

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