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Simplifying (x2 + 4x + 3)(x + 3) = 0 Reorder the terms: (3 + 4x + x2)(x + 3) = 0 Reorder the terms: (3 + 4x + x2)(3 + x) = 0 Multiply (3 + 4x + x2) * (3 + x) (3(3 + x) + 4x * (3 + x) + x2(3 + x)) = 0 ((3 * 3 + x * 3) + 4x * (3 + x) + x2(3 + x)) = 0 ((9 + 3x) + 4x * (3 + x) + x2(3 + x)) = 0 (9 + 3x + (3 * 4x + x * 4x) + x2(3 + x)) = 0 (9 + 3x + (12x + 4x2) + x2(3 + x)) = 0 (9 + 3x + 12x + 4x2 + (3 * x2 + x * x2)) = 0 (9 + 3x + 12x + 4x2 + (3x2 + x3)) = 0 Combine like terms: 3x + 12x = 15x (9 + 15x + 4x2 + 3x2 + x3) = 0 Combine like terms: 4x2 + 3x2 = 7x2 (9 + 15x + 7x2 + x3) = 0 Solving 9 + 15x + 7x2 + x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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