-7-5k^2=-20

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Solution for -7-5k^2=-20 equation: 


Simplifying
-7 + -5k2 = -20

Solving
-7 + -5k2 = -20

Solving for variable 'k'.

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

Add '7' to each side of the equation.
-7 + 7 + -5k2 = -20 + 7

Combine like terms: -7 + 7 = 0
0 + -5k2 = -20 + 7
-5k2 = -20 + 7

Combine like terms: -20 + 7 = -13
-5k2 = -13

Divide each side by '-5'.
k2 = 2.6

Simplifying
k2 = 2.6

Take the square root of each side:
k = {-1.61245155, 1.61245155}

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