K^2-10=71

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Solution for K^2-10=71 equation: 


Simplifying
K2 + -10 = 71

Reorder the terms:
-10 + K2 = 71

Solving
-10 + K2 = 71

Solving for variable 'K'.

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

Add '10' to each side of the equation.
-10 + 10 + K2 = 71 + 10

Combine like terms: -10 + 10 = 0
0 + K2 = 71 + 10
K2 = 71 + 10

Combine like terms: 71 + 10 = 81
K2 = 81

Simplifying
K2 = 81

Take the square root of each side:
K = {-9, 9}

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