x*x-2=23

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Solution for x*x-2=23 equation:


Simplifying
x * x + -2 = 23

Multiply x * x
x2 + -2 = 23

Reorder the terms:
-2 + x2 = 23

Solving
-2 + x2 = 23

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + x2 = 23 + 2

Combine like terms: -2 + 2 = 0
0 + x2 = 23 + 2
x2 = 23 + 2

Combine like terms: 23 + 2 = 25
x2 = 25

Simplifying
x2 = 25

Take the square root of each side:
x = {-5, 5}

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