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Simplifying (x + 1)(2x + -7)(x + -5) = 0 Reorder the terms: (1 + x)(2x + -7)(x + -5) = 0 Reorder the terms: (1 + x)(-7 + 2x)(x + -5) = 0 Reorder the terms: (1 + x)(-7 + 2x)(-5 + x) = 0 Multiply (1 + x) * (-7 + 2x) (1(-7 + 2x) + x(-7 + 2x))(-5 + x) = 0 ((-7 * 1 + 2x * 1) + x(-7 + 2x))(-5 + x) = 0 ((-7 + 2x) + x(-7 + 2x))(-5 + x) = 0 (-7 + 2x + (-7 * x + 2x * x))(-5 + x) = 0 (-7 + 2x + (-7x + 2x2))(-5 + x) = 0 Combine like terms: 2x + -7x = -5x (-7 + -5x + 2x2)(-5 + x) = 0 Multiply (-7 + -5x + 2x2) * (-5 + x) (-7(-5 + x) + -5x * (-5 + x) + 2x2 * (-5 + x)) = 0 ((-5 * -7 + x * -7) + -5x * (-5 + x) + 2x2 * (-5 + x)) = 0 ((35 + -7x) + -5x * (-5 + x) + 2x2 * (-5 + x)) = 0 (35 + -7x + (-5 * -5x + x * -5x) + 2x2 * (-5 + x)) = 0 (35 + -7x + (25x + -5x2) + 2x2 * (-5 + x)) = 0 (35 + -7x + 25x + -5x2 + (-5 * 2x2 + x * 2x2)) = 0 (35 + -7x + 25x + -5x2 + (-10x2 + 2x3)) = 0 Combine like terms: -7x + 25x = 18x (35 + 18x + -5x2 + -10x2 + 2x3) = 0 Combine like terms: -5x2 + -10x2 = -15x2 (35 + 18x + -15x2 + 2x3) = 0 Solving 35 + 18x + -15x2 + 2x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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