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Simplifying 2x + y2 + -7 = 0 Reorder the terms: -7 + 2x + y2 = 0 Solving -7 + 2x + y2 = 0 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 2x + 7 + y2 = 0 + 7 Reorder the terms: -7 + 7 + 2x + y2 = 0 + 7 Combine like terms: -7 + 7 = 0 0 + 2x + y2 = 0 + 7 2x + y2 = 0 + 7 Combine like terms: 0 + 7 = 7 2x + y2 = 7 Add '-1y2' to each side of the equation. 2x + y2 + -1y2 = 7 + -1y2 Combine like terms: y2 + -1y2 = 0 2x + 0 = 7 + -1y2 2x = 7 + -1y2 Divide each side by '2'. x = 3.5 + -0.5y2 Simplifying x = 3.5 + -0.5y2
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