2x^2-122=0

Solution for 2x^2-122=0 equation:

Simplifying
2x2 + -122 = 0

Reorder the terms:
-122 + 2x2 = 0

Solving
-122 + 2x2 = 0

Solving for variable 'x'.

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

Add '122' to each side of the equation.
-122 + 122 + 2x2 = 0 + 122

Combine like terms: -122 + 122 = 0
0 + 2x2 = 0 + 122
2x2 = 0 + 122

Combine like terms: 0 + 122 = 122
2x2 = 122

Divide each side by '2'.
x2 = 61

Simplifying
x2 = 61

Take the square root of each side:
x = {-7.810249676, 7.810249676}