-20x^4-120=0

Solution for -20x^4-120=0 equation:

Simplifying
-20x4 + -120 = 0

Reorder the terms:
-120 + -20x4 = 0

Solving
-120 + -20x4 = 0

Solving for variable 'x'.

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

Add '120' to each side of the equation.
-120 + 120 + -20x4 = 0 + 120

Combine like terms: -120 + 120 = 0
0 + -20x4 = 0 + 120
-20x4 = 0 + 120

Combine like terms: 0 + 120 = 120
-20x4 = 120

Divide each side by '-20'.
x4 = -6

Simplifying
x4 = -6

Reorder the terms:
6 + x4 = -6 + 6

Combine like terms: -6 + 6 = 0
6 + x4 = 0

The solution to this equation could not be determined.