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Simplifying (2x + 5)(x2 + 3x + -4) = 0 Reorder the terms: (5 + 2x)(x2 + 3x + -4) = 0 Reorder the terms: (5 + 2x)(-4 + 3x + x2) = 0 Multiply (5 + 2x) * (-4 + 3x + x2) (5(-4 + 3x + x2) + 2x * (-4 + 3x + x2)) = 0 ((-4 * 5 + 3x * 5 + x2 * 5) + 2x * (-4 + 3x + x2)) = 0 ((-20 + 15x + 5x2) + 2x * (-4 + 3x + x2)) = 0 (-20 + 15x + 5x2 + (-4 * 2x + 3x * 2x + x2 * 2x)) = 0 (-20 + 15x + 5x2 + (-8x + 6x2 + 2x3)) = 0 Reorder the terms: (-20 + 15x + -8x + 5x2 + 6x2 + 2x3) = 0 Combine like terms: 15x + -8x = 7x (-20 + 7x + 5x2 + 6x2 + 2x3) = 0 Combine like terms: 5x2 + 6x2 = 11x2 (-20 + 7x + 11x2 + 2x3) = 0 Solving -20 + 7x + 11x2 + 2x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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