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Simplifying X2 + -2x * y + -1y2 = 8 Multiply x * y X2 + -2xy + -1y2 = 8 Solving X2 + -2xy + -1y2 = 8 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '2xy' to each side of the equation. X2 + -2xy + 2xy + -1y2 = 8 + 2xy Combine like terms: -2xy + 2xy = 0 X2 + 0 + -1y2 = 8 + 2xy X2 + -1y2 = 8 + 2xy Add 'y2' to each side of the equation. X2 + -1y2 + y2 = 8 + 2xy + y2 Combine like terms: -1y2 + y2 = 0 X2 + 0 = 8 + 2xy + y2 X2 = 8 + 2xy + y2 Simplifying X2 = 8 + 2xy + y2 Reorder the terms: -8 + X2 + -2xy + -1y2 = 8 + 2xy + y2 + -8 + -2xy + -1y2 Reorder the terms: -8 + X2 + -2xy + -1y2 = 8 + -8 + 2xy + -2xy + y2 + -1y2 Combine like terms: 8 + -8 = 0 -8 + X2 + -2xy + -1y2 = 0 + 2xy + -2xy + y2 + -1y2 -8 + X2 + -2xy + -1y2 = 2xy + -2xy + y2 + -1y2 Combine like terms: 2xy + -2xy = 0 -8 + X2 + -2xy + -1y2 = 0 + y2 + -1y2 -8 + X2 + -2xy + -1y2 = y2 + -1y2 Combine like terms: y2 + -1y2 = 0 -8 + X2 + -2xy + -1y2 = 0 The solution to this equation could not be determined.
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