-9x^2+12-4=0

Solution for -9x^2+12-4=0 equation:

Simplifying
-9x2 + 12 + -4 = 0

Reorder the terms:
12 + -4 + -9x2 = 0

Combine like terms: 12 + -4 = 8
8 + -9x2 = 0

Solving
8 + -9x2 = 0

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + -9x2 = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -9x2 = 0 + -8
-9x2 = 0 + -8

Combine like terms: 0 + -8 = -8
-9x2 = -8

Divide each side by '-9'.
x2 = 0.8888888889

Simplifying
x2 = 0.8888888889

Take the square root of each side:
x = {-0.942809042, 0.942809042}