22-x^2=4

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Solution for 22-x^2=4 equation: 


Simplifying
22 + -1x2 = 4

Solving
22 + -1x2 = 4

Solving for variable 'x'.

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

Add '-22' to each side of the equation.
22 + -22 + -1x2 = 4 + -22

Combine like terms: 22 + -22 = 0
0 + -1x2 = 4 + -22
-1x2 = 4 + -22

Combine like terms: 4 + -22 = -18
-1x2 = -18

Divide each side by '-1'.
x2 = 18

Simplifying
x2 = 18

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

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