3k^2-4=20

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Solution for 3k^2-4=20 equation:


Simplifying
3k2 + -4 = 20

Reorder the terms:
-4 + 3k2 = 20

Solving
-4 + 3k2 = 20

Solving for variable 'k'.

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

Add '4' to each side of the equation.
-4 + 4 + 3k2 = 20 + 4

Combine like terms: -4 + 4 = 0
0 + 3k2 = 20 + 4
3k2 = 20 + 4

Combine like terms: 20 + 4 = 24
3k2 = 24

Divide each side by '3'.
k2 = 8

Simplifying
k2 = 8

Take the square root of each side:
k = {-2.828427125, 2.828427125}

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