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Simplifying x2 + 2y2 + -7y = 0 Reorder the terms: x2 + -7y + 2y2 = 0 Solving x2 + -7y + 2y2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '7y' to each side of the equation. x2 + -7y + 7y + 2y2 = 0 + 7y Combine like terms: -7y + 7y = 0 x2 + 0 + 2y2 = 0 + 7y x2 + 2y2 = 0 + 7y Remove the zero: x2 + 2y2 = 7y Add '-2y2' to each side of the equation. x2 + 2y2 + -2y2 = 7y + -2y2 Combine like terms: 2y2 + -2y2 = 0 x2 + 0 = 7y + -2y2 x2 = 7y + -2y2 Simplifying x2 = 7y + -2y2 Reorder the terms: x2 + -7y + 2y2 = 7y + -7y + -2y2 + 2y2 Combine like terms: 7y + -7y = 0 x2 + -7y + 2y2 = 0 + -2y2 + 2y2 x2 + -7y + 2y2 = -2y2 + 2y2 Combine like terms: -2y2 + 2y2 = 0 x2 + -7y + 2y2 = 0 The solution to this equation could not be determined.
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