N^2+8n-71=9

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Solution for N^2+8n-71=9 equation: 


Simplifying
N2 + 8n + -71 = 9

Reorder the terms:
-71 + N2 + 8n = 9

Solving
-71 + N2 + 8n = 9

Solving for variable 'N'.

Move all terms containing N to the left, all other terms to the right.

Add '71' to each side of the equation.
-71 + N2 + 71 + 8n = 9 + 71

Reorder the terms:
-71 + 71 + N2 + 8n = 9 + 71

Combine like terms: -71 + 71 = 0
0 + N2 + 8n = 9 + 71
N2 + 8n = 9 + 71

Combine like terms: 9 + 71 = 80
N2 + 8n = 80

Add '-8n' to each side of the equation.
N2 + 8n + -8n = 80 + -8n

Combine like terms: 8n + -8n = 0
N2 + 0 = 80 + -8n
N2 = 80 + -8n

Simplifying
N2 = 80 + -8n

Reorder the terms:
-80 + N2 + 8n = 80 + -8n + -80 + 8n

Reorder the terms:
-80 + N2 + 8n = 80 + -80 + -8n + 8n

Combine like terms: 80 + -80 = 0
-80 + N2 + 8n = 0 + -8n + 8n
-80 + N2 + 8n = -8n + 8n

Combine like terms: -8n + 8n = 0
-80 + N2 + 8n = 0

The solution to this equation could not be determined.

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