(5x^3-3x^2+6x-9)(4x^2+2x-5)=0

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Solution for (5x^3-3x^2+6x-9)(4x^2+2x-5)=0 equation: 


Simplifying
(5x3 + -3x2 + 6x + -9)(4x2 + 2x + -5) = 0

Reorder the terms:
(-9 + 6x + -3x2 + 5x3)(4x2 + 2x + -5) = 0

Reorder the terms:
(-9 + 6x + -3x2 + 5x3)(-5 + 2x + 4x2) = 0

Multiply (-9 + 6x + -3x2 + 5x3) * (-5 + 2x + 4x2)
(-9(-5 + 2x + 4x2) + 6x * (-5 + 2x + 4x2) + -3x2 * (-5 + 2x + 4x2) + 5x3 * (-5 + 2x + 4x2)) = 0
((-5 * -9 + 2x * -9 + 4x2 * -9) + 6x * (-5 + 2x + 4x2) + -3x2 * (-5 + 2x + 4x2) + 5x3 * (-5 + 2x + 4x2)) = 0
((45 + -18x + -36x2) + 6x * (-5 + 2x + 4x2) + -3x2 * (-5 + 2x + 4x2) + 5x3 * (-5 + 2x + 4x2)) = 0
(45 + -18x + -36x2 + (-5 * 6x + 2x * 6x + 4x2 * 6x) + -3x2 * (-5 + 2x + 4x2) + 5x3 * (-5 + 2x + 4x2)) = 0
(45 + -18x + -36x2 + (-30x + 12x2 + 24x3) + -3x2 * (-5 + 2x + 4x2) + 5x3 * (-5 + 2x + 4x2)) = 0
(45 + -18x + -36x2 + -30x + 12x2 + 24x3 + (-5 * -3x2 + 2x * -3x2 + 4x2 * -3x2) + 5x3 * (-5 + 2x + 4x2)) = 0
(45 + -18x + -36x2 + -30x + 12x2 + 24x3 + (15x2 + -6x3 + -12x4) + 5x3 * (-5 + 2x + 4x2)) = 0
(45 + -18x + -36x2 + -30x + 12x2 + 24x3 + 15x2 + -6x3 + -12x4 + (-5 * 5x3 + 2x * 5x3 + 4x2 * 5x3)) = 0
(45 + -18x + -36x2 + -30x + 12x2 + 24x3 + 15x2 + -6x3 + -12x4 + (-25x3 + 10x4 + 20x5)) = 0

Reorder the terms:
(45 + -18x + -30x + -36x2 + 12x2 + 15x2 + 24x3 + -6x3 + -25x3 + -12x4 + 10x4 + 20x5) = 0

Combine like terms: -18x + -30x = -48x
(45 + -48x + -36x2 + 12x2 + 15x2 + 24x3 + -6x3 + -25x3 + -12x4 + 10x4 + 20x5) = 0

Combine like terms: -36x2 + 12x2 = -24x2
(45 + -48x + -24x2 + 15x2 + 24x3 + -6x3 + -25x3 + -12x4 + 10x4 + 20x5) = 0

Combine like terms: -24x2 + 15x2 = -9x2
(45 + -48x + -9x2 + 24x3 + -6x3 + -25x3 + -12x4 + 10x4 + 20x5) = 0

Combine like terms: 24x3 + -6x3 = 18x3
(45 + -48x + -9x2 + 18x3 + -25x3 + -12x4 + 10x4 + 20x5) = 0

Combine like terms: 18x3 + -25x3 = -7x3
(45 + -48x + -9x2 + -7x3 + -12x4 + 10x4 + 20x5) = 0

Combine like terms: -12x4 + 10x4 = -2x4
(45 + -48x + -9x2 + -7x3 + -2x4 + 20x5) = 0

Solving
45 + -48x + -9x2 + -7x3 + -2x4 + 20x5 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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