x*x+4=23

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Solution for x*x+4=23 equation: 


Simplifying
x * x + 4 = 23

Multiply x * x
x2 + 4 = 23

Reorder the terms:
4 + x2 = 23

Solving
4 + x2 = 23

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + x2 = 23 + -4

Combine like terms: 4 + -4 = 0
0 + x2 = 23 + -4
x2 = 23 + -4

Combine like terms: 23 + -4 = 19
x2 = 19

Simplifying
x2 = 19

Take the square root of each side:
x = {-4.358898944, 4.358898944}

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