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Simplifying x2 + -1y2 + 2xy = c Reorder the terms: 2xy + x2 + -1y2 = c Solving 2xy + x2 + -1y2 = c Solving for variable 'x'. Reorder the terms: -1c + 2xy + x2 + -1y2 = c + -1c Combine like terms: c + -1c = 0 -1c + 2xy + x2 + -1y2 = 0 The solution to this equation could not be determined.
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