2x^2-14=-3

Solution for 2x^2-14=-3 equation:

Simplifying
2x2 + -14 = -3

Reorder the terms:
-14 + 2x2 = -3

Solving
-14 + 2x2 = -3

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 = -3 + 14

Combine like terms: -14 + 14 = 0
0 + 2x2 = -3 + 14
2x2 = -3 + 14

Combine like terms: -3 + 14 = 11
2x2 = 11

Divide each side by '2'.
x2 = 5.5

Simplifying
x2 = 5.5

Take the square root of each side:
x = {-2.34520788, 2.34520788}