6x^2-42+12=0

Solution for 6x^2-42+12=0 equation:

Simplifying
6x2 + -42 + 12 = 0

Reorder the terms:
-42 + 12 + 6x2 = 0

Combine like terms: -42 + 12 = -30
-30 + 6x2 = 0

Solving
-30 + 6x2 = 0

Solving for variable 'x'.

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

Add '30' to each side of the equation.
-30 + 30 + 6x2 = 0 + 30

Combine like terms: -30 + 30 = 0
0 + 6x2 = 0 + 30
6x2 = 0 + 30

Combine like terms: 0 + 30 = 30
6x2 = 30

Divide each side by '6'.
x2 = 5

Simplifying
x2 = 5

Take the square root of each side:
x = {-2.236067978, 2.236067978}