X^4-4x^3-2x^2-16x-7=0

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Solution for X^4-4x^3-2x^2-16x-7=0 equation: 


Simplifying
X4 + -4x3 + -2x2 + -16x + -7 = 0

Reorder the terms:
-7 + X4 + -16x + -2x2 + -4x3 = 0

Solving
-7 + X4 + -16x + -2x2 + -4x3 = 0

Solving for variable 'X'.

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

Add '7' to each side of the equation.
-7 + X4 + -16x + -2x2 + 7 + -4x3 = 0 + 7

Reorder the terms:
-7 + 7 + X4 + -16x + -2x2 + -4x3 = 0 + 7

Combine like terms: -7 + 7 = 0
0 + X4 + -16x + -2x2 + -4x3 = 0 + 7
X4 + -16x + -2x2 + -4x3 = 0 + 7

Combine like terms: 0 + 7 = 7
X4 + -16x + -2x2 + -4x3 = 7

Add '16x' to each side of the equation.
X4 + -16x + -2x2 + 16x + -4x3 = 7 + 16x

Reorder the terms:
X4 + -16x + 16x + -2x2 + -4x3 = 7 + 16x

Combine like terms: -16x + 16x = 0
X4 + 0 + -2x2 + -4x3 = 7 + 16x
X4 + -2x2 + -4x3 = 7 + 16x

Add '2x2' to each side of the equation.
X4 + -2x2 + 2x2 + -4x3 = 7 + 16x + 2x2

Combine like terms: -2x2 + 2x2 = 0
X4 + 0 + -4x3 = 7 + 16x + 2x2
X4 + -4x3 = 7 + 16x + 2x2

Add '4x3' to each side of the equation.
X4 + -4x3 + 4x3 = 7 + 16x + 2x2 + 4x3

Combine like terms: -4x3 + 4x3 = 0
X4 + 0 = 7 + 16x + 2x2 + 4x3
X4 = 7 + 16x + 2x2 + 4x3

Simplifying
X4 = 7 + 16x + 2x2 + 4x3

Reorder the terms:
-7 + X4 + -16x + -2x2 + -4x3 = 7 + 16x + 2x2 + 4x3 + -7 + -16x + -2x2 + -4x3

Reorder the terms:
-7 + X4 + -16x + -2x2 + -4x3 = 7 + -7 + 16x + -16x + 2x2 + -2x2 + 4x3 + -4x3

Combine like terms: 7 + -7 = 0
-7 + X4 + -16x + -2x2 + -4x3 = 0 + 16x + -16x + 2x2 + -2x2 + 4x3 + -4x3
-7 + X4 + -16x + -2x2 + -4x3 = 16x + -16x + 2x2 + -2x2 + 4x3 + -4x3

Combine like terms: 16x + -16x = 0
-7 + X4 + -16x + -2x2 + -4x3 = 0 + 2x2 + -2x2 + 4x3 + -4x3
-7 + X4 + -16x + -2x2 + -4x3 = 2x2 + -2x2 + 4x3 + -4x3

Combine like terms: 2x2 + -2x2 = 0
-7 + X4 + -16x + -2x2 + -4x3 = 0 + 4x3 + -4x3
-7 + X4 + -16x + -2x2 + -4x3 = 4x3 + -4x3

Combine like terms: 4x3 + -4x3 = 0
-7 + X4 + -16x + -2x2 + -4x3 = 0

The solution to this equation could not be determined.

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