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Simplifying (x + 5)(3x2 + 8x + -9) = 0 Reorder the terms: (5 + x)(3x2 + 8x + -9) = 0 Reorder the terms: (5 + x)(-9 + 8x + 3x2) = 0 Multiply (5 + x) * (-9 + 8x + 3x2) (5(-9 + 8x + 3x2) + x(-9 + 8x + 3x2)) = 0 ((-9 * 5 + 8x * 5 + 3x2 * 5) + x(-9 + 8x + 3x2)) = 0 ((-45 + 40x + 15x2) + x(-9 + 8x + 3x2)) = 0 (-45 + 40x + 15x2 + (-9 * x + 8x * x + 3x2 * x)) = 0 (-45 + 40x + 15x2 + (-9x + 8x2 + 3x3)) = 0 Reorder the terms: (-45 + 40x + -9x + 15x2 + 8x2 + 3x3) = 0 Combine like terms: 40x + -9x = 31x (-45 + 31x + 15x2 + 8x2 + 3x3) = 0 Combine like terms: 15x2 + 8x2 = 23x2 (-45 + 31x + 23x2 + 3x3) = 0 Solving -45 + 31x + 23x2 + 3x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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