(x+7)(x-6)(x-9)=0

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Solution for (x+7)(x-6)(x-9)=0 equation:


Simplifying
(x + 7)(x + -6)(x + -9) = 0

Reorder the terms:
(7 + x)(x + -6)(x + -9) = 0

Reorder the terms:
(7 + x)(-6 + x)(x + -9) = 0

Reorder the terms:
(7 + x)(-6 + x)(-9 + x) = 0

Multiply (7 + x) * (-6 + x)
(7(-6 + x) + x(-6 + x))(-9 + x) = 0
((-6 * 7 + x * 7) + x(-6 + x))(-9 + x) = 0
((-42 + 7x) + x(-6 + x))(-9 + x) = 0
(-42 + 7x + (-6 * x + x * x))(-9 + x) = 0
(-42 + 7x + (-6x + x2))(-9 + x) = 0

Combine like terms: 7x + -6x = 1x
(-42 + 1x + x2)(-9 + x) = 0

Multiply (-42 + 1x + x2) * (-9 + x)
(-42(-9 + x) + 1x * (-9 + x) + x2(-9 + x)) = 0
((-9 * -42 + x * -42) + 1x * (-9 + x) + x2(-9 + x)) = 0
((378 + -42x) + 1x * (-9 + x) + x2(-9 + x)) = 0
(378 + -42x + (-9 * 1x + x * 1x) + x2(-9 + x)) = 0
(378 + -42x + (-9x + 1x2) + x2(-9 + x)) = 0
(378 + -42x + -9x + 1x2 + (-9 * x2 + x * x2)) = 0
(378 + -42x + -9x + 1x2 + (-9x2 + x3)) = 0

Combine like terms: -42x + -9x = -51x
(378 + -51x + 1x2 + -9x2 + x3) = 0

Combine like terms: 1x2 + -9x2 = -8x2
(378 + -51x + -8x2 + x3) = 0

Solving
378 + -51x + -8x2 + x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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