-30x^5=72x^4-54x^3

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Solution for -30x^5=72x^4-54x^3 equation:


Simplifying
-30x5 = 72x4 + -54x3

Reorder the terms:
-30x5 = -54x3 + 72x4

Solving
-30x5 = -54x3 + 72x4

Solving for variable 'x'.

Reorder the terms:
54x3 + -72x4 + -30x5 = -54x3 + 72x4 + 54x3 + -72x4

Reorder the terms:
54x3 + -72x4 + -30x5 = -54x3 + 54x3 + 72x4 + -72x4

Combine like terms: -54x3 + 54x3 = 0
54x3 + -72x4 + -30x5 = 0 + 72x4 + -72x4
54x3 + -72x4 + -30x5 = 72x4 + -72x4

Combine like terms: 72x4 + -72x4 = 0
54x3 + -72x4 + -30x5 = 0

Factor out the Greatest Common Factor (GCF), '6x3'.
6x3(9 + -12x + -5x2) = 0

Factor a trinomial.
6x3((3 + -5x)(3 + x)) = 0

Ignore the factor 6.

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 '(3 + -5x)' equal to zero and attempt to solve: Simplifying 3 + -5x = 0 Solving 3 + -5x = 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 + -5x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -5x = 0 + -3 -5x = 0 + -3 Combine like terms: 0 + -3 = -3 -5x = -3 Divide each side by '-5'. x = 0.6 Simplifying x = 0.6

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 = {0.6, -3}

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