2x^2-312=0

Solution for 2x^2-312=0 equation:

Simplifying
2x2 + -312 = 0

Reorder the terms:
-312 + 2x2 = 0

Solving
-312 + 2x2 = 0

Solving for variable 'x'.

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

Add '312' to each side of the equation.
-312 + 312 + 2x2 = 0 + 312

Combine like terms: -312 + 312 = 0
0 + 2x2 = 0 + 312
2x2 = 0 + 312

Combine like terms: 0 + 312 = 312
2x2 = 312

Divide each side by '2'.
x2 = 156

Simplifying
x2 = 156

Take the square root of each side:
x = {-12.489995997, 12.489995997}