(x-9)(x+9)(x+3)=0

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Solution for (x-9)(x+9)(x+3)=0 equation: 


Simplifying
(x + -9)(x + 9)(x + 3) = 0

Reorder the terms:
(-9 + x)(x + 9)(x + 3) = 0

Reorder the terms:
(-9 + x)(9 + x)(x + 3) = 0

Reorder the terms:
(-9 + x)(9 + x)(3 + x) = 0

Multiply (-9 + x) * (9 + x)
(-9(9 + x) + x(9 + x))(3 + x) = 0
((9 * -9 + x * -9) + x(9 + x))(3 + x) = 0
((-81 + -9x) + x(9 + x))(3 + x) = 0
(-81 + -9x + (9 * x + x * x))(3 + x) = 0
(-81 + -9x + (9x + x2))(3 + x) = 0

Combine like terms: -9x + 9x = 0
(-81 + 0 + x2)(3 + x) = 0
(-81 + x2)(3 + x) = 0

Multiply (-81 + x2) * (3 + x)
(-81(3 + x) + x2(3 + x)) = 0
((3 * -81 + x * -81) + x2(3 + x)) = 0
((-243 + -81x) + x2(3 + x)) = 0
(-243 + -81x + (3 * x2 + x * x2)) = 0
(-243 + -81x + (3x2 + x3)) = 0
(-243 + -81x + 3x2 + x3) = 0

Solving
-243 + -81x + 3x2 + x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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