=3(x^2-12)

Solution for =3(x^2-12) equation:

Simplifying
0 = 3(x2 + -12)

Reorder the terms:
0 = 3(-12 + x2)
0 = (-12 * 3 + x2 * 3)
0 = (-36 + 3x2)

Solving
0 = -36 + 3x2

Solving for variable 'x'.

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

Add '-3x2' to each side of the equation.
0 + -3x2 = -36 + 3x2 + -3x2
Remove the zero:
-3x2 = -36 + 3x2 + -3x2

Combine like terms: 3x2 + -3x2 = 0
-3x2 = -36 + 0
-3x2 = -36

Divide each side by '-3'.
x2 = 12

Simplifying
x2 = 12

Take the square root of each side:
x = {-3.464101615, 3.464101615}