X^2-4-20=

Solution for X^2-4-20= equation:

Simplifying
X2 + -4 + -20 = 0

Reorder the terms:
-4 + -20 + X2 = 0

Combine like terms: -4 + -20 = -24
-24 + X2 = 0

Solving
-24 + X2 = 0

Solving for variable 'X'.

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

Add '24' to each side of the equation.
-24 + 24 + X2 = 0 + 24

Combine like terms: -24 + 24 = 0
0 + X2 = 0 + 24
X2 = 0 + 24

Combine like terms: 0 + 24 = 24
X2 = 24

Simplifying
X2 = 24

Take the square root of each side:
X = {-4.898979486, 4.898979486}