12=2x*x

Solution for 12=2x*x equation:

Simplifying
12 = 2x * x

Multiply x * x
12 = 2x2

Solving
12 = 2x2

Solving for variable 'x'.

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

Add '-2x2' to each side of the equation.
12 + -2x2 = 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
12 + -2x2 = 0

Add '-12' to each side of the equation.
12 + -12 + -2x2 = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -2x2 = 0 + -12
-2x2 = 0 + -12

Combine like terms: 0 + -12 = -12
-2x2 = -12

Divide each side by '-2'.
x2 = 6

Simplifying
x2 = 6

Take the square root of each side:
x = {-2.449489743, 2.449489743}