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

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


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

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

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

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

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

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

Multiply (14 + 9x + x2) * (-1 + x)
(14(-1 + x) + 9x * (-1 + x) + x2(-1 + x)) = 0
((-1 * 14 + x * 14) + 9x * (-1 + x) + x2(-1 + x)) = 0
((-14 + 14x) + 9x * (-1 + x) + x2(-1 + x)) = 0
(-14 + 14x + (-1 * 9x + x * 9x) + x2(-1 + x)) = 0
(-14 + 14x + (-9x + 9x2) + x2(-1 + x)) = 0
(-14 + 14x + -9x + 9x2 + (-1 * x2 + x * x2)) = 0
(-14 + 14x + -9x + 9x2 + (-1x2 + x3)) = 0

Combine like terms: 14x + -9x = 5x
(-14 + 5x + 9x2 + -1x2 + x3) = 0

Combine like terms: 9x2 + -1x2 = 8x2
(-14 + 5x + 8x2 + x3) = 0

Solving
-14 + 5x + 8x2 + x3 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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