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Simplifying x2 + -1Y2 = 7 Reorder the terms: -1Y2 + x2 = 7 Solving -1Y2 + x2 = 7 Solving for variable 'Y'. Move all terms containing Y to the left, all other terms to the right. Add '-1x2' to each side of the equation. -1Y2 + x2 + -1x2 = 7 + -1x2 Combine like terms: x2 + -1x2 = 0 -1Y2 + 0 = 7 + -1x2 -1Y2 = 7 + -1x2 Divide each side by '-1'. Y2 = -7 + x2 Simplifying Y2 = -7 + x2 Reorder the terms: 7 + Y2 + -1x2 = -7 + x2 + 7 + -1x2 Reorder the terms: 7 + Y2 + -1x2 = -7 + 7 + x2 + -1x2 Combine like terms: -7 + 7 = 0 7 + Y2 + -1x2 = 0 + x2 + -1x2 7 + Y2 + -1x2 = x2 + -1x2 Combine like terms: x2 + -1x2 = 0 7 + Y2 + -1x2 = 0 The solution to this equation could not be determined.
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