4x*x=72

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Solution for 4x*x=72 equation: 


Simplifying
4x * x = 72

Multiply x * x
4x2 = 72

Solving
4x2 = 72

Solving for variable 'x'.

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

Divide each side by '4'.
x2 = 18

Simplifying
x2 = 18

Take the square root of each side:
x = {-4.242640687, 4.242640687}

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