120=2x^2

Solution for 120=2x^2 equation:

Simplifying
120 = 2x2

Solving
120 = 2x2

Solving for variable 'x'.

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

Add '-2x2' to each side of the equation.
120 + -2x2 = 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
120 + -2x2 = 0

Add '-120' to each side of the equation.
120 + -120 + -2x2 = 0 + -120

Combine like terms: 120 + -120 = 0
0 + -2x2 = 0 + -120
-2x2 = 0 + -120

Combine like terms: 0 + -120 = -120
-2x2 = -120

Divide each side by '-2'.
x2 = 60

Simplifying
x2 = 60

Take the square root of each side:
x = {-7.745966692, 7.745966692}