-2x^2+288=0

Solution for -2x^2+288=0 equation:

Simplifying
-2x2 + 288 = 0

Reorder the terms:
288 + -2x2 = 0

Solving
288 + -2x2 = 0

Solving for variable 'x'.

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

Add '-288' to each side of the equation.
288 + -288 + -2x2 = 0 + -288

Combine like terms: 288 + -288 = 0
0 + -2x2 = 0 + -288
-2x2 = 0 + -288

Combine like terms: 0 + -288 = -288
-2x2 = -288

Divide each side by '-2'.
x2 = 144

Simplifying
x2 = 144

Take the square root of each side:
x = {-12, 12}