-2k^2-9=-17

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Solution for -2k^2-9=-17 equation: 


Simplifying
-2k2 + -9 = -17

Reorder the terms:
-9 + -2k2 = -17

Solving
-9 + -2k2 = -17

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 + -2k2 = -17 + 9

Combine like terms: -9 + 9 = 0
0 + -2k2 = -17 + 9
-2k2 = -17 + 9

Combine like terms: -17 + 9 = -8
-2k2 = -8

Divide each side by '-2'.
k2 = 4

Simplifying
k2 = 4

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

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