N^2-2n-18=-3

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Solution for N^2-2n-18=-3 equation:


Simplifying
N2 + -2n + -18 = -3

Reorder the terms:
-18 + N2 + -2n = -3

Solving
-18 + N2 + -2n = -3

Solving for variable 'N'.

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

Add '18' to each side of the equation.
-18 + N2 + 18 + -2n = -3 + 18

Reorder the terms:
-18 + 18 + N2 + -2n = -3 + 18

Combine like terms: -18 + 18 = 0
0 + N2 + -2n = -3 + 18
N2 + -2n = -3 + 18

Combine like terms: -3 + 18 = 15
N2 + -2n = 15

Add '2n' to each side of the equation.
N2 + -2n + 2n = 15 + 2n

Combine like terms: -2n + 2n = 0
N2 + 0 = 15 + 2n
N2 = 15 + 2n

Simplifying
N2 = 15 + 2n

Reorder the terms:
-15 + N2 + -2n = 15 + 2n + -15 + -2n

Reorder the terms:
-15 + N2 + -2n = 15 + -15 + 2n + -2n

Combine like terms: 15 + -15 = 0
-15 + N2 + -2n = 0 + 2n + -2n
-15 + N2 + -2n = 2n + -2n

Combine like terms: 2n + -2n = 0
-15 + N2 + -2n = 0

The solution to this equation could not be determined.

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