K^2-8=-5

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Solution for K^2-8=-5 equation: 


Simplifying
K2 + -8 = -5

Reorder the terms:
-8 + K2 = -5

Solving
-8 + K2 = -5

Solving for variable 'K'.

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

Add '8' to each side of the equation.
-8 + 8 + K2 = -5 + 8

Combine like terms: -8 + 8 = 0
0 + K2 = -5 + 8
K2 = -5 + 8

Combine like terms: -5 + 8 = 3
K2 = 3

Simplifying
K2 = 3

Take the square root of each side:
K = {-1.732050808, 1.732050808}

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