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Simplifying (x + 4)(x3 + -5x + 7) = 0 Reorder the terms: (4 + x)(x3 + -5x + 7) = 0 Reorder the terms: (4 + x)(7 + -5x + x3) = 0 Multiply (4 + x) * (7 + -5x + x3) (4(7 + -5x + x3) + x(7 + -5x + x3)) = 0 ((7 * 4 + -5x * 4 + x3 * 4) + x(7 + -5x + x3)) = 0 ((28 + -20x + 4x3) + x(7 + -5x + x3)) = 0 (28 + -20x + 4x3 + (7 * x + -5x * x + x3 * x)) = 0 (28 + -20x + 4x3 + (7x + -5x2 + x4)) = 0 Reorder the terms: (28 + -20x + 7x + -5x2 + 4x3 + x4) = 0 Combine like terms: -20x + 7x = -13x (28 + -13x + -5x2 + 4x3 + x4) = 0 Solving 28 + -13x + -5x2 + 4x3 + x4 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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