k^2+9=30

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Solution for k^2+9=30 equation: 


Simplifying
k2 + 9 = 30

Reorder the terms:
9 + k2 = 30

Solving
9 + k2 = 30

Solving for variable 'k'.

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

Add '-9' to each side of the equation.
9 + -9 + k2 = 30 + -9

Combine like terms: 9 + -9 = 0
0 + k2 = 30 + -9
k2 = 30 + -9

Combine like terms: 30 + -9 = 21
k2 = 21

Simplifying
k2 = 21

Take the square root of each side:
k = {-4.582575695, 4.582575695}

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