(x-9)(x+7)(x-3)=0

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Solution for (x-9)(x+7)(x-3)=0 equation:


Simplifying
(x + -9)(x + 7)(x + -3) = 0

Reorder the terms:
(-9 + x)(x + 7)(x + -3) = 0

Reorder the terms:
(-9 + x)(7 + x)(x + -3) = 0

Reorder the terms:
(-9 + x)(7 + x)(-3 + x) = 0

Multiply (-9 + x) * (7 + x)
(-9(7 + x) + x(7 + x))(-3 + x) = 0
((7 * -9 + x * -9) + x(7 + x))(-3 + x) = 0
((-63 + -9x) + x(7 + x))(-3 + x) = 0
(-63 + -9x + (7 * x + x * x))(-3 + x) = 0
(-63 + -9x + (7x + x2))(-3 + x) = 0

Combine like terms: -9x + 7x = -2x
(-63 + -2x + x2)(-3 + x) = 0

Multiply (-63 + -2x + x2) * (-3 + x)
(-63(-3 + x) + -2x * (-3 + x) + x2(-3 + x)) = 0
((-3 * -63 + x * -63) + -2x * (-3 + x) + x2(-3 + x)) = 0
((189 + -63x) + -2x * (-3 + x) + x2(-3 + x)) = 0
(189 + -63x + (-3 * -2x + x * -2x) + x2(-3 + x)) = 0
(189 + -63x + (6x + -2x2) + x2(-3 + x)) = 0
(189 + -63x + 6x + -2x2 + (-3 * x2 + x * x2)) = 0
(189 + -63x + 6x + -2x2 + (-3x2 + x3)) = 0

Combine like terms: -63x + 6x = -57x
(189 + -57x + -2x2 + -3x2 + x3) = 0

Combine like terms: -2x2 + -3x2 = -5x2
(189 + -57x + -5x2 + x3) = 0

Solving
189 + -57x + -5x2 + x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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