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Simplifying x2 + y2 + -2x + 4y = 31 Reorder the terms: -2x + x2 + 4y + y2 = 31 Solving -2x + x2 + 4y + y2 = 31 Solving for variable 'x'. Reorder the terms: -31 + -2x + x2 + 4y + y2 = 31 + -31 Combine like terms: 31 + -31 = 0 -31 + -2x + x2 + 4y + y2 = 0 The solution to this equation could not be determined.
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