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Simplifying 2x2 + -1xy + 3y2 = 18 Reorder the terms: -1xy + 2x2 + 3y2 = 18 Solving -1xy + 2x2 + 3y2 = 18 Solving for variable 'x'. Reorder the terms: -18 + -1xy + 2x2 + 3y2 = 18 + -18 Combine like terms: 18 + -18 = 0 -18 + -1xy + 2x2 + 3y2 = 0 The solution to this equation could not be determined.
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