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Simplifying x2 + y2 + -1 = 0 Reorder the terms: -1 + x2 + y2 = 0 Solving -1 + x2 + y2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + x2 + 1 + y2 = 0 + 1 Reorder the terms: -1 + 1 + x2 + y2 = 0 + 1 Combine like terms: -1 + 1 = 0 0 + x2 + y2 = 0 + 1 x2 + y2 = 0 + 1 Combine like terms: 0 + 1 = 1 x2 + y2 = 1 Add '-1y2' to each side of the equation. x2 + y2 + -1y2 = 1 + -1y2 Combine like terms: y2 + -1y2 = 0 x2 + 0 = 1 + -1y2 x2 = 1 + -1y2 Simplifying x2 = 1 + -1y2 Reorder the terms: -1 + x2 + y2 = 1 + -1y2 + -1 + y2 Reorder the terms: -1 + x2 + y2 = 1 + -1 + -1y2 + y2 Combine like terms: 1 + -1 = 0 -1 + x2 + y2 = 0 + -1y2 + y2 -1 + x2 + y2 = -1y2 + y2 Combine like terms: -1y2 + y2 = 0 -1 + x2 + y2 = 0 The solution to this equation could not be determined.
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