12x^2-218=0

Solution for 12x^2-218=0 equation:

Simplifying
12x2 + -218 = 0

Reorder the terms:
-218 + 12x2 = 0

Solving
-218 + 12x2 = 0

Solving for variable 'x'.

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

Add '218' to each side of the equation.
-218 + 218 + 12x2 = 0 + 218

Combine like terms: -218 + 218 = 0
0 + 12x2 = 0 + 218
12x2 = 0 + 218

Combine like terms: 0 + 218 = 218
12x2 = 218

Divide each side by '12'.
x2 = 18.16666667

Simplifying
x2 = 18.16666667

Take the square root of each side:
x = {-4.262237285, 4.262237285}