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Simplifying (x + 9) * x(x + 5) = 77 Reorder the terms: (9 + x) * x(x + 5) = 77 Reorder the terms: (9 + x) * x(5 + x) = 77 Reorder the terms for easier multiplication: x(9 + x)(5 + x) = 77 Multiply (9 + x) * (5 + x) x(9(5 + x) + x(5 + x)) = 77 x((5 * 9 + x * 9) + x(5 + x)) = 77 x((45 + 9x) + x(5 + x)) = 77 x(45 + 9x + (5 * x + x * x)) = 77 x(45 + 9x + (5x + x2)) = 77 Combine like terms: 9x + 5x = 14x x(45 + 14x + x2) = 77 (45 * x + 14x * x + x2 * x) = 77 (45x + 14x2 + x3) = 77 Solving 45x + 14x2 + x3 = 77 Solving for variable 'x'. Reorder the terms: -77 + 45x + 14x2 + x3 = 77 + -77 Combine like terms: 77 + -77 = 0 -77 + 45x + 14x2 + x3 = 0 The solution to this equation could not be determined.
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