=3x*x

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Solution for =3x*x equation: 


Simplifying
0 = 3x * x

Multiply x * x
0 = 3x2

Solving
0 = 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 = 3x2 + -3x2
Remove the zero:
-3x2 = 3x2 + -3x2

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

Divide each side by '-3'.
x2 = 0

Simplifying
x2 = 0

Take the square root of each side:
x = {0}

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