0=5x^4-16x^3-66x^2+76x+220

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Solution for 0=5x^4-16x^3-66x^2+76x+220 equation: 


Simplifying
0 = 5x4 + -16x3 + -66x2 + 76x + 220

Reorder the terms:
0 = 220 + 76x + -66x2 + -16x3 + 5x4

Solving
0 = 220 + 76x + -66x2 + -16x3 + 5x4

Solving for variable 'x'.

Combine like terms: 0 + -220 = -220
-220 + -76x + 66x2 + 16x3 + -5x4 = 220 + 76x + -66x2 + -16x3 + 5x4 + -220 + -76x + 66x2 + 16x3 + -5x4

Reorder the terms:
-220 + -76x + 66x2 + 16x3 + -5x4 = 220 + -220 + 76x + -76x + -66x2 + 66x2 + -16x3 + 16x3 + 5x4 + -5x4

Combine like terms: 220 + -220 = 0
-220 + -76x + 66x2 + 16x3 + -5x4 = 0 + 76x + -76x + -66x2 + 66x2 + -16x3 + 16x3 + 5x4 + -5x4
-220 + -76x + 66x2 + 16x3 + -5x4 = 76x + -76x + -66x2 + 66x2 + -16x3 + 16x3 + 5x4 + -5x4

Combine like terms: 76x + -76x = 0
-220 + -76x + 66x2 + 16x3 + -5x4 = 0 + -66x2 + 66x2 + -16x3 + 16x3 + 5x4 + -5x4
-220 + -76x + 66x2 + 16x3 + -5x4 = -66x2 + 66x2 + -16x3 + 16x3 + 5x4 + -5x4

Combine like terms: -66x2 + 66x2 = 0
-220 + -76x + 66x2 + 16x3 + -5x4 = 0 + -16x3 + 16x3 + 5x4 + -5x4
-220 + -76x + 66x2 + 16x3 + -5x4 = -16x3 + 16x3 + 5x4 + -5x4

Combine like terms: -16x3 + 16x3 = 0
-220 + -76x + 66x2 + 16x3 + -5x4 = 0 + 5x4 + -5x4
-220 + -76x + 66x2 + 16x3 + -5x4 = 5x4 + -5x4

Combine like terms: 5x4 + -5x4 = 0
-220 + -76x + 66x2 + 16x3 + -5x4 = 0

The solution to this equation could not be determined.

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