x*x=20

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Solution for x*x=20 equation: 


Simplifying
x * x = 20

Multiply x * x
x2 = 20

Solving
x2 = 20

Solving for variable 'x'.

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

Simplifying
x2 = 20

Take the square root of each side:
x = {-4.472135955, 4.472135955}

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