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Simplifying (x2 + -4x + 9)(y2 + 6y + 13) + -20 = 0 Reorder the terms: (9 + -4x + x2)(y2 + 6y + 13) + -20 = 0 Reorder the terms: (9 + -4x + x2)(13 + 6y + y2) + -20 = 0 Multiply (9 + -4x + x2) * (13 + 6y + y2) (9(13 + 6y + y2) + -4x * (13 + 6y + y2) + x2(13 + 6y + y2)) + -20 = 0 ((13 * 9 + 6y * 9 + y2 * 9) + -4x * (13 + 6y + y2) + x2(13 + 6y + y2)) + -20 = 0 ((117 + 54y + 9y2) + -4x * (13 + 6y + y2) + x2(13 + 6y + y2)) + -20 = 0 (117 + 54y + 9y2 + (13 * -4x + 6y * -4x + y2 * -4x) + x2(13 + 6y + y2)) + -20 = 0 (117 + 54y + 9y2 + (-52x + -24xy + -4xy2) + x2(13 + 6y + y2)) + -20 = 0 (117 + 54y + 9y2 + -52x + -24xy + -4xy2 + (13 * x2 + 6y * x2 + y2 * x2)) + -20 = 0 (117 + 54y + 9y2 + -52x + -24xy + -4xy2 + (13x2 + 6x2y + x2y2)) + -20 = 0 Reorder the terms: (117 + -52x + -24xy + -4xy2 + 13x2 + 6x2y + x2y2 + 54y + 9y2) + -20 = 0 (117 + -52x + -24xy + -4xy2 + 13x2 + 6x2y + x2y2 + 54y + 9y2) + -20 = 0 Reorder the terms: 117 + -20 + -52x + -24xy + -4xy2 + 13x2 + 6x2y + x2y2 + 54y + 9y2 = 0 Combine like terms: 117 + -20 = 97 97 + -52x + -24xy + -4xy2 + 13x2 + 6x2y + x2y2 + 54y + 9y2 = 0 Solving 97 + -52x + -24xy + -4xy2 + 13x2 + 6x2y + x2y2 + 54y + 9y2 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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