-3x^2+0x+12=0

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

Simplifying
-3x2 + 0x + 12 = 0

Anything times zero is zero.
-3x2 + 0x + 12 = 0

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

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

Solving
12 + -3x2 = 0

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + -3x2 = 0 + -12

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

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

Divide each side by '-3'.
x2 = 4

Simplifying
x2 = 4

Take the square root of each side:
x = {-2, 2}