(x+2)(x-1)(x-7)=0

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Solution for (x+2)(x-1)(x-7)=0 equation: 


Simplifying
(x + 2)(x + -1)(x + -7) = 0

Reorder the terms:
(2 + x)(x + -1)(x + -7) = 0

Reorder the terms:
(2 + x)(-1 + x)(x + -7) = 0

Reorder the terms:
(2 + x)(-1 + x)(-7 + x) = 0

Multiply (2 + x) * (-1 + x)
(2(-1 + x) + x(-1 + x))(-7 + x) = 0
((-1 * 2 + x * 2) + x(-1 + x))(-7 + x) = 0
((-2 + 2x) + x(-1 + x))(-7 + x) = 0
(-2 + 2x + (-1 * x + x * x))(-7 + x) = 0
(-2 + 2x + (-1x + x2))(-7 + x) = 0

Combine like terms: 2x + -1x = 1x
(-2 + 1x + x2)(-7 + x) = 0

Multiply (-2 + 1x + x2) * (-7 + x)
(-2(-7 + x) + 1x * (-7 + x) + x2(-7 + x)) = 0
((-7 * -2 + x * -2) + 1x * (-7 + x) + x2(-7 + x)) = 0
((14 + -2x) + 1x * (-7 + x) + x2(-7 + x)) = 0
(14 + -2x + (-7 * 1x + x * 1x) + x2(-7 + x)) = 0
(14 + -2x + (-7x + 1x2) + x2(-7 + x)) = 0
(14 + -2x + -7x + 1x2 + (-7 * x2 + x * x2)) = 0
(14 + -2x + -7x + 1x2 + (-7x2 + x3)) = 0

Combine like terms: -2x + -7x = -9x
(14 + -9x + 1x2 + -7x2 + x3) = 0

Combine like terms: 1x2 + -7x2 = -6x2
(14 + -9x + -6x2 + x3) = 0

Solving
14 + -9x + -6x2 + x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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