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Simplifying (9x + 7)(3x2 + 5x + -1) = 0 Reorder the terms: (7 + 9x)(3x2 + 5x + -1) = 0 Reorder the terms: (7 + 9x)(-1 + 5x + 3x2) = 0 Multiply (7 + 9x) * (-1 + 5x + 3x2) (7(-1 + 5x + 3x2) + 9x * (-1 + 5x + 3x2)) = 0 ((-1 * 7 + 5x * 7 + 3x2 * 7) + 9x * (-1 + 5x + 3x2)) = 0 ((-7 + 35x + 21x2) + 9x * (-1 + 5x + 3x2)) = 0 (-7 + 35x + 21x2 + (-1 * 9x + 5x * 9x + 3x2 * 9x)) = 0 (-7 + 35x + 21x2 + (-9x + 45x2 + 27x3)) = 0 Reorder the terms: (-7 + 35x + -9x + 21x2 + 45x2 + 27x3) = 0 Combine like terms: 35x + -9x = 26x (-7 + 26x + 21x2 + 45x2 + 27x3) = 0 Combine like terms: 21x2 + 45x2 = 66x2 (-7 + 26x + 66x2 + 27x3) = 0 Solving -7 + 26x + 66x2 + 27x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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