N^2-10n+21=

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Solution for N^2-10n+21= equation:


Simplifying
N2 + -10n + 21 = 0

Reorder the terms:
21 + N2 + -10n = 0

Solving
21 + N2 + -10n = 0

Solving for variable 'N'.

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

Add '-21' to each side of the equation.
21 + N2 + -21 + -10n = 0 + -21

Reorder the terms:
21 + -21 + N2 + -10n = 0 + -21

Combine like terms: 21 + -21 = 0
0 + N2 + -10n = 0 + -21
N2 + -10n = 0 + -21

Combine like terms: 0 + -21 = -21
N2 + -10n = -21

Add '10n' to each side of the equation.
N2 + -10n + 10n = -21 + 10n

Combine like terms: -10n + 10n = 0
N2 + 0 = -21 + 10n
N2 = -21 + 10n

Simplifying
N2 = -21 + 10n

Reorder the terms:
21 + N2 + -10n = -21 + 10n + 21 + -10n

Reorder the terms:
21 + N2 + -10n = -21 + 21 + 10n + -10n

Combine like terms: -21 + 21 = 0
21 + N2 + -10n = 0 + 10n + -10n
21 + N2 + -10n = 10n + -10n

Combine like terms: 10n + -10n = 0
21 + N2 + -10n = 0

The solution to this equation could not be determined.

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