(x+5)(x-9)(8-x)=0

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Solution for (x+5)(x-9)(8-x)=0 equation:


Simplifying
(x + 5)(x + -9)(8 + -1x) = 0

Reorder the terms:
(5 + x)(x + -9)(8 + -1x) = 0

Reorder the terms:
(5 + x)(-9 + x)(8 + -1x) = 0

Multiply (5 + x) * (-9 + x)
(5(-9 + x) + x(-9 + x))(8 + -1x) = 0
((-9 * 5 + x * 5) + x(-9 + x))(8 + -1x) = 0
((-45 + 5x) + x(-9 + x))(8 + -1x) = 0
(-45 + 5x + (-9 * x + x * x))(8 + -1x) = 0
(-45 + 5x + (-9x + x2))(8 + -1x) = 0

Combine like terms: 5x + -9x = -4x
(-45 + -4x + x2)(8 + -1x) = 0

Multiply (-45 + -4x + x2) * (8 + -1x)
(-45(8 + -1x) + -4x * (8 + -1x) + x2(8 + -1x)) = 0
((8 * -45 + -1x * -45) + -4x * (8 + -1x) + x2(8 + -1x)) = 0
((-360 + 45x) + -4x * (8 + -1x) + x2(8 + -1x)) = 0
(-360 + 45x + (8 * -4x + -1x * -4x) + x2(8 + -1x)) = 0
(-360 + 45x + (-32x + 4x2) + x2(8 + -1x)) = 0
(-360 + 45x + -32x + 4x2 + (8 * x2 + -1x * x2)) = 0
(-360 + 45x + -32x + 4x2 + (8x2 + -1x3)) = 0

Combine like terms: 45x + -32x = 13x
(-360 + 13x + 4x2 + 8x2 + -1x3) = 0

Combine like terms: 4x2 + 8x2 = 12x2
(-360 + 13x + 12x2 + -1x3) = 0

Solving
-360 + 13x + 12x2 + -1x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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