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Simplifying y2 + 2x + -4 = 0 Reorder the terms: -4 + 2x + y2 = 0 Solving -4 + 2x + y2 = 0 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 + 2x + 4 + y2 = 0 + 4 Reorder the terms: -4 + 4 + 2x + y2 = 0 + 4 Combine like terms: -4 + 4 = 0 0 + 2x + y2 = 0 + 4 2x + y2 = 0 + 4 Combine like terms: 0 + 4 = 4 2x + y2 = 4 Add '-1y2' to each side of the equation. 2x + y2 + -1y2 = 4 + -1y2 Combine like terms: y2 + -1y2 = 0 2x + 0 = 4 + -1y2 2x = 4 + -1y2 Divide each side by '2'. x = 2 + -0.5y2 Simplifying x = 2 + -0.5y2
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