5x^9+60x^8+135x^7=

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Solution for 5x^9+60x^8+135x^7= equation:


Simplifying
5x9 + 60x8 + 135x7 = 0

Reorder the terms:
135x7 + 60x8 + 5x9 = 0

Solving
135x7 + 60x8 + 5x9 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '5x7'.
5x7(27 + 12x + x2) = 0

Factor a trinomial.
5x7((9 + x)(3 + x)) = 0

Ignore the factor 5.

Subproblem 1

Set the factor 'x7' equal to zero and attempt to solve: Simplifying x7 = 0 Solving x7 = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x7 = 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 '(9 + x)' equal to zero and attempt to solve: Simplifying 9 + x = 0 Solving 9 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + x = 0 + -9 x = 0 + -9 Combine like terms: 0 + -9 = -9 x = -9 Simplifying x = -9

Subproblem 3

Set the factor '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

Solution

x = {-9, -3}

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