336=3x*x

Solution for 336=3x*x equation:

Simplifying
336 = 3x * x

Multiply x * x
336 = 3x2

Solving
336 = 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.
336 + -3x2 = 3x2 + -3x2

Combine like terms: 3x2 + -3x2 = 0
336 + -3x2 = 0

Add '-336' to each side of the equation.
336 + -336 + -3x2 = 0 + -336

Combine like terms: 336 + -336 = 0
0 + -3x2 = 0 + -336
-3x2 = 0 + -336

Combine like terms: 0 + -336 = -336
-3x2 = -336

Divide each side by '-3'.
x2 = 112

Simplifying
x2 = 112

Take the square root of each side:
x = {-10.583005244, 10.583005244}