k^2-5=-1

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Solution for k^2-5=-1 equation: 


Simplifying
k2 + -5 = -1

Reorder the terms:
-5 + k2 = -1

Solving
-5 + k2 = -1

Solving for variable 'k'.

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

Add '5' to each side of the equation.
-5 + 5 + k2 = -1 + 5

Combine like terms: -5 + 5 = 0
0 + k2 = -1 + 5
k2 = -1 + 5

Combine like terms: -1 + 5 = 4
k2 = 4

Simplifying
k2 = 4

Take the square root of each side:
k = {-2, 2}

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