18x^2-242=0

Solution for 18x^2-242=0 equation:

Simplifying
18x2 + -242 = 0

Reorder the terms:
-242 + 18x2 = 0

Solving
-242 + 18x2 = 0

Solving for variable 'x'.

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

Add '242' to each side of the equation.
-242 + 242 + 18x2 = 0 + 242

Combine like terms: -242 + 242 = 0
0 + 18x2 = 0 + 242
18x2 = 0 + 242

Combine like terms: 0 + 242 = 242
18x2 = 242

Divide each side by '18'.
x2 = 13.44444444

Simplifying
x2 = 13.44444444

Take the square root of each side:
x = {-3.666666666, 3.666666666}