(x+9)(x-9)(x+10)=

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Solution for (x+9)(x-9)(x+10)= equation: 


Simplifying
(x + 9)(x + -9)(x + 10) = 0

Reorder the terms:
(9 + x)(x + -9)(x + 10) = 0

Reorder the terms:
(9 + x)(-9 + x)(x + 10) = 0

Reorder the terms:
(9 + x)(-9 + x)(10 + x) = 0

Multiply (9 + x) * (-9 + x)
(9(-9 + x) + x(-9 + x))(10 + x) = 0
((-9 * 9 + x * 9) + x(-9 + x))(10 + x) = 0
((-81 + 9x) + x(-9 + x))(10 + x) = 0
(-81 + 9x + (-9 * x + x * x))(10 + x) = 0
(-81 + 9x + (-9x + x2))(10 + x) = 0

Combine like terms: 9x + -9x = 0
(-81 + 0 + x2)(10 + x) = 0
(-81 + x2)(10 + x) = 0

Multiply (-81 + x2) * (10 + x)
(-81(10 + x) + x2(10 + x)) = 0
((10 * -81 + x * -81) + x2(10 + x)) = 0
((-810 + -81x) + x2(10 + x)) = 0
(-810 + -81x + (10 * x2 + x * x2)) = 0
(-810 + -81x + (10x2 + x3)) = 0
(-810 + -81x + 10x2 + x3) = 0

Solving
-810 + -81x + 10x2 + x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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