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Simplifying
7k2 + -10 = 116
Reorder the terms:
-10 + 7k2 = 116
Solving
-10 + 7k2 = 116
Solving for variable 'k'.
Move all terms containing k to the left, all other terms to the right.
Add '10' to each side of the equation.
-10 + 10 + 7k2 = 116 + 10
Combine like terms: -10 + 10 = 0
0 + 7k2 = 116 + 10
7k2 = 116 + 10
Combine like terms: 116 + 10 = 126
7k2 = 126
Divide each side by '7'.
k2 = 18
Simplifying
k2 = 18
Take the square root of each side:
k = {-4.242640687, 4.242640687}
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