2x^2+14=156

Solution for 2x^2+14=156 equation:

Simplifying
2x2 + 14 = 156

Reorder the terms:
14 + 2x2 = 156

Solving
14 + 2x2 = 156

Solving for variable 'x'.

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

Add '-14' to each side of the equation.
14 + -14 + 2x2 = 156 + -14

Combine like terms: 14 + -14 = 0
0 + 2x2 = 156 + -14
2x2 = 156 + -14

Combine like terms: 156 + -14 = 142
2x2 = 142

Divide each side by '2'.
x2 = 71

Simplifying
x2 = 71

Take the square root of each side:
x = {-8.426149773, 8.426149773}