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Simplifying 81x2 + -162x + -4y2 + -243 = 0 Reorder the terms: -243 + -162x + 81x2 + -4y2 = 0 Solving -243 + -162x + 81x2 + -4y2 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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