972=3x*x

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Solution for 972=3x*x equation: 


Simplifying
972 = 3x * x

Multiply x * x
972 = 3x2

Solving
972 = 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.
972 + -3x2 = 3x2 + -3x2

Combine like terms: 3x2 + -3x2 = 0
972 + -3x2 = 0

Add '-972' to each side of the equation.
972 + -972 + -3x2 = 0 + -972

Combine like terms: 972 + -972 = 0
0 + -3x2 = 0 + -972
-3x2 = 0 + -972

Combine like terms: 0 + -972 = -972
-3x2 = -972

Divide each side by '-3'.
x2 = 324

Simplifying
x2 = 324

Take the square root of each side:
x = {-18, 18}

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