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Simplifying (x + 2)(x + -7)(4x + -5) = 0 Reorder the terms: (2 + x)(x + -7)(4x + -5) = 0 Reorder the terms: (2 + x)(-7 + x)(4x + -5) = 0 Reorder the terms: (2 + x)(-7 + x)(-5 + 4x) = 0 Multiply (2 + x) * (-7 + x) (2(-7 + x) + x(-7 + x))(-5 + 4x) = 0 ((-7 * 2 + x * 2) + x(-7 + x))(-5 + 4x) = 0 ((-14 + 2x) + x(-7 + x))(-5 + 4x) = 0 (-14 + 2x + (-7 * x + x * x))(-5 + 4x) = 0 (-14 + 2x + (-7x + x2))(-5 + 4x) = 0 Combine like terms: 2x + -7x = -5x (-14 + -5x + x2)(-5 + 4x) = 0 Multiply (-14 + -5x + x2) * (-5 + 4x) (-14(-5 + 4x) + -5x * (-5 + 4x) + x2(-5 + 4x)) = 0 ((-5 * -14 + 4x * -14) + -5x * (-5 + 4x) + x2(-5 + 4x)) = 0 ((70 + -56x) + -5x * (-5 + 4x) + x2(-5 + 4x)) = 0 (70 + -56x + (-5 * -5x + 4x * -5x) + x2(-5 + 4x)) = 0 (70 + -56x + (25x + -20x2) + x2(-5 + 4x)) = 0 (70 + -56x + 25x + -20x2 + (-5 * x2 + 4x * x2)) = 0 (70 + -56x + 25x + -20x2 + (-5x2 + 4x3)) = 0 Combine like terms: -56x + 25x = -31x (70 + -31x + -20x2 + -5x2 + 4x3) = 0 Combine like terms: -20x2 + -5x2 = -25x2 (70 + -31x + -25x2 + 4x3) = 0 Solving 70 + -31x + -25x2 + 4x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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