x^2-12-20=0

Solution for x^2-12-20=0 equation:

Simplifying
x2 + -12 + -20 = 0

Reorder the terms:
-12 + -20 + x2 = 0

Combine like terms: -12 + -20 = -32
-32 + x2 = 0

Solving
-32 + x2 = 0

Solving for variable 'x'.

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

Add '32' to each side of the equation.
-32 + 32 + x2 = 0 + 32

Combine like terms: -32 + 32 = 0
0 + x2 = 0 + 32
x2 = 0 + 32

Combine like terms: 0 + 32 = 32
x2 = 32

Simplifying
x2 = 32

Take the square root of each side:
x = {-5.656854249, 5.656854249}