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Simplifying x2 + Y2 + -7xy = 19 Reorder the terms: Y2 + -7xy + x2 = 19 Solving Y2 + -7xy + x2 = 19 Solving for variable 'Y'. Move all terms containing Y to the left, all other terms to the right. Add '7xy' to each side of the equation. Y2 + -7xy + 7xy + x2 = 19 + 7xy Combine like terms: -7xy + 7xy = 0 Y2 + 0 + x2 = 19 + 7xy Y2 + x2 = 19 + 7xy Add '-1x2' to each side of the equation. Y2 + x2 + -1x2 = 19 + 7xy + -1x2 Combine like terms: x2 + -1x2 = 0 Y2 + 0 = 19 + 7xy + -1x2 Y2 = 19 + 7xy + -1x2 Simplifying Y2 = 19 + 7xy + -1x2 Reorder the terms: -19 + Y2 + -7xy + x2 = 19 + 7xy + -1x2 + -19 + -7xy + x2 Reorder the terms: -19 + Y2 + -7xy + x2 = 19 + -19 + 7xy + -7xy + -1x2 + x2 Combine like terms: 19 + -19 = 0 -19 + Y2 + -7xy + x2 = 0 + 7xy + -7xy + -1x2 + x2 -19 + Y2 + -7xy + x2 = 7xy + -7xy + -1x2 + x2 Combine like terms: 7xy + -7xy = 0 -19 + Y2 + -7xy + x2 = 0 + -1x2 + x2 -19 + Y2 + -7xy + x2 = -1x2 + x2 Combine like terms: -1x2 + x2 = 0 -19 + Y2 + -7xy + x2 = 0 The solution to this equation could not be determined.
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