3x^2-132+12=0

Solution for 3x^2-132+12=0 equation:

Simplifying
3x2 + -132 + 12 = 0

Reorder the terms:
-132 + 12 + 3x2 = 0

Combine like terms: -132 + 12 = -120
-120 + 3x2 = 0

Solving
-120 + 3x2 = 0

Solving for variable 'x'.

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

Add '120' to each side of the equation.
-120 + 120 + 3x2 = 0 + 120

Combine like terms: -120 + 120 = 0
0 + 3x2 = 0 + 120
3x2 = 0 + 120

Combine like terms: 0 + 120 = 120
3x2 = 120

Divide each side by '3'.
x2 = 40

Simplifying
x2 = 40

Take the square root of each side:
x = {-6.32455532, 6.32455532}