2x^2-338=0

Solution for 2x^2-338=0 equation:

Simplifying
2x2 + -338 = 0

Reorder the terms:
-338 + 2x2 = 0

Solving
-338 + 2x2 = 0

Solving for variable 'x'.

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

Add '338' to each side of the equation.
-338 + 338 + 2x2 = 0 + 338

Combine like terms: -338 + 338 = 0
0 + 2x2 = 0 + 338
2x2 = 0 + 338

Combine like terms: 0 + 338 = 338
2x2 = 338

Divide each side by '2'.
x2 = 169

Simplifying
x2 = 169

Take the square root of each side:
x = {-13, 13}