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Simplifying X2 + 18xy + 77y2 = 0 Solving X2 + 18xy + 77y2 = 0 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '-18xy' to each side of the equation. X2 + 18xy + -18xy + 77y2 = 0 + -18xy Combine like terms: 18xy + -18xy = 0 X2 + 0 + 77y2 = 0 + -18xy X2 + 77y2 = 0 + -18xy Remove the zero: X2 + 77y2 = -18xy Add '-77y2' to each side of the equation. X2 + 77y2 + -77y2 = -18xy + -77y2 Combine like terms: 77y2 + -77y2 = 0 X2 + 0 = -18xy + -77y2 X2 = -18xy + -77y2 Simplifying X2 = -18xy + -77y2 Reorder the terms: X2 + 18xy + 77y2 = -18xy + 18xy + -77y2 + 77y2 Combine like terms: -18xy + 18xy = 0 X2 + 18xy + 77y2 = 0 + -77y2 + 77y2 X2 + 18xy + 77y2 = -77y2 + 77y2 Combine like terms: -77y2 + 77y2 = 0 X2 + 18xy + 77y2 = 0 The solution to this equation could not be determined.
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