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Simplifying 2x2 + xy + -4 = xy + 2y2 + -15 Reorder the terms: -4 + xy + 2x2 = xy + 2y2 + -15 Reorder the terms: -4 + xy + 2x2 = -15 + xy + 2y2 Add '-1xy' to each side of the equation. -4 + xy + -1xy + 2x2 = -15 + xy + -1xy + 2y2 Combine like terms: xy + -1xy = 0 -4 + 0 + 2x2 = -15 + xy + -1xy + 2y2 -4 + 2x2 = -15 + xy + -1xy + 2y2 Combine like terms: xy + -1xy = 0 -4 + 2x2 = -15 + 0 + 2y2 -4 + 2x2 = -15 + 2y2 Solving -4 + 2x2 = -15 + 2y2 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + 2x2 = -15 + 4 + 2y2 Combine like terms: -4 + 4 = 0 0 + 2x2 = -15 + 4 + 2y2 2x2 = -15 + 4 + 2y2 Combine like terms: -15 + 4 = -11 2x2 = -11 + 2y2 Divide each side by '2'. x2 = -5.5 + y2 Simplifying x2 = -5.5 + y2 Reorder the terms: 5.5 + x2 + -1y2 = -5.5 + y2 + 5.5 + -1y2 Reorder the terms: 5.5 + x2 + -1y2 = -5.5 + 5.5 + y2 + -1y2 Combine like terms: -5.5 + 5.5 = 0.0 5.5 + x2 + -1y2 = 0.0 + y2 + -1y2 5.5 + x2 + -1y2 = y2 + -1y2 Combine like terms: y2 + -1y2 = 0 5.5 + x2 + -1y2 = 0 The solution to this equation could not be determined.
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