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Simplifying (x + 1)(x + -7)(x + -8) = 0 Reorder the terms: (1 + x)(x + -7)(x + -8) = 0 Reorder the terms: (1 + x)(-7 + x)(x + -8) = 0 Reorder the terms: (1 + x)(-7 + x)(-8 + x) = 0 Multiply (1 + x) * (-7 + x) (1(-7 + x) + x(-7 + x))(-8 + x) = 0 ((-7 * 1 + x * 1) + x(-7 + x))(-8 + x) = 0 ((-7 + 1x) + x(-7 + x))(-8 + x) = 0 (-7 + 1x + (-7 * x + x * x))(-8 + x) = 0 (-7 + 1x + (-7x + x2))(-8 + x) = 0 Combine like terms: 1x + -7x = -6x (-7 + -6x + x2)(-8 + x) = 0 Multiply (-7 + -6x + x2) * (-8 + x) (-7(-8 + x) + -6x * (-8 + x) + x2(-8 + x)) = 0 ((-8 * -7 + x * -7) + -6x * (-8 + x) + x2(-8 + x)) = 0 ((56 + -7x) + -6x * (-8 + x) + x2(-8 + x)) = 0 (56 + -7x + (-8 * -6x + x * -6x) + x2(-8 + x)) = 0 (56 + -7x + (48x + -6x2) + x2(-8 + x)) = 0 (56 + -7x + 48x + -6x2 + (-8 * x2 + x * x2)) = 0 (56 + -7x + 48x + -6x2 + (-8x2 + x3)) = 0 Combine like terms: -7x + 48x = 41x (56 + 41x + -6x2 + -8x2 + x3) = 0 Combine like terms: -6x2 + -8x2 = -14x2 (56 + 41x + -14x2 + x3) = 0 Solving 56 + 41x + -14x2 + x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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