-x^5-7x^4-6x^3=0

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Solution for -x^5-7x^4-6x^3=0 equation:


Simplifying
-1x5 + -7x4 + -6x3 = 0

Reorder the terms:
-6x3 + -7x4 + -1x5 = 0

Solving
-6x3 + -7x4 + -1x5 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '-1x3'.
-1x3(6 + 7x + x2) = 0

Factor a trinomial.
-1x3((6 + x)(1 + x)) = 0

Ignore the factor -1.

Subproblem 1

Set the factor 'x3' equal to zero and attempt to solve: Simplifying x3 = 0 Solving x3 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x3 = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(6 + x)' equal to zero and attempt to solve: Simplifying 6 + x = 0 Solving 6 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + x = 0 + -6 x = 0 + -6 Combine like terms: 0 + -6 = -6 x = -6 Simplifying x = -6

Subproblem 3

Set the factor '(1 + x)' equal to zero and attempt to solve: Simplifying 1 + x = 0 Solving 1 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + x = 0 + -1 x = 0 + -1 Combine like terms: 0 + -1 = -1 x = -1 Simplifying x = -1

Solution

x = {-6, -1}

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