(2x+7)(x^2-9)(2x-5)-91=0

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Solution for (2x+7)(x^2-9)(2x-5)-91=0 equation: 


Simplifying
(2x + 7)(x2 + -9)(2x + -5) + -91 = 0

Reorder the terms:
(7 + 2x)(x2 + -9)(2x + -5) + -91 = 0

Reorder the terms:
(7 + 2x)(-9 + x2)(2x + -5) + -91 = 0

Reorder the terms:
(7 + 2x)(-9 + x2)(-5 + 2x) + -91 = 0

Multiply (7 + 2x) * (-9 + x2)
(7(-9 + x2) + 2x * (-9 + x2))(-5 + 2x) + -91 = 0
((-9 * 7 + x2 * 7) + 2x * (-9 + x2))(-5 + 2x) + -91 = 0
((-63 + 7x2) + 2x * (-9 + x2))(-5 + 2x) + -91 = 0
(-63 + 7x2 + (-9 * 2x + x2 * 2x))(-5 + 2x) + -91 = 0
(-63 + 7x2 + (-18x + 2x3))(-5 + 2x) + -91 = 0

Reorder the terms:
(-63 + -18x + 7x2 + 2x3)(-5 + 2x) + -91 = 0
(-63 + -18x + 7x2 + 2x3)(-5 + 2x) + -91 = 0

Multiply (-63 + -18x + 7x2 + 2x3) * (-5 + 2x)
(-63(-5 + 2x) + -18x * (-5 + 2x) + 7x2 * (-5 + 2x) + 2x3 * (-5 + 2x)) + -91 = 0
((-5 * -63 + 2x * -63) + -18x * (-5 + 2x) + 7x2 * (-5 + 2x) + 2x3 * (-5 + 2x)) + -91 = 0
((315 + -126x) + -18x * (-5 + 2x) + 7x2 * (-5 + 2x) + 2x3 * (-5 + 2x)) + -91 = 0
(315 + -126x + (-5 * -18x + 2x * -18x) + 7x2 * (-5 + 2x) + 2x3 * (-5 + 2x)) + -91 = 0
(315 + -126x + (90x + -36x2) + 7x2 * (-5 + 2x) + 2x3 * (-5 + 2x)) + -91 = 0
(315 + -126x + 90x + -36x2 + (-5 * 7x2 + 2x * 7x2) + 2x3 * (-5 + 2x)) + -91 = 0
(315 + -126x + 90x + -36x2 + (-35x2 + 14x3) + 2x3 * (-5 + 2x)) + -91 = 0
(315 + -126x + 90x + -36x2 + -35x2 + 14x3 + (-5 * 2x3 + 2x * 2x3)) + -91 = 0
(315 + -126x + 90x + -36x2 + -35x2 + 14x3 + (-10x3 + 4x4)) + -91 = 0

Combine like terms: -126x + 90x = -36x
(315 + -36x + -36x2 + -35x2 + 14x3 + -10x3 + 4x4) + -91 = 0

Combine like terms: -36x2 + -35x2 = -71x2
(315 + -36x + -71x2 + 14x3 + -10x3 + 4x4) + -91 = 0

Combine like terms: 14x3 + -10x3 = 4x3
(315 + -36x + -71x2 + 4x3 + 4x4) + -91 = 0

Reorder the terms:
315 + -91 + -36x + -71x2 + 4x3 + 4x4 = 0

Combine like terms: 315 + -91 = 224
224 + -36x + -71x2 + 4x3 + 4x4 = 0

Solving
224 + -36x + -71x2 + 4x3 + 4x4 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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