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