k^2+6=87

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Solution for k^2+6=87 equation: 


Simplifying
k2 + 6 = 87

Reorder the terms:
6 + k2 = 87

Solving
6 + k2 = 87

Solving for variable 'k'.

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

Add '-6' to each side of the equation.
6 + -6 + k2 = 87 + -6

Combine like terms: 6 + -6 = 0
0 + k2 = 87 + -6
k2 = 87 + -6

Combine like terms: 87 + -6 = 81
k2 = 81

Simplifying
k2 = 81

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

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