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Simplifying X2 + 4x + -1y + 7 = 0 Reorder the terms: 7 + X2 + 4x + -1y = 0 Solving 7 + X2 + 4x + -1y = 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 + X2 + 4x + -7 + -1y = 0 + -7 Reorder the terms: 7 + -7 + X2 + 4x + -1y = 0 + -7 Combine like terms: 7 + -7 = 0 0 + X2 + 4x + -1y = 0 + -7 X2 + 4x + -1y = 0 + -7 Combine like terms: 0 + -7 = -7 X2 + 4x + -1y = -7 Add '-4x' to each side of the equation. X2 + 4x + -4x + -1y = -7 + -4x Combine like terms: 4x + -4x = 0 X2 + 0 + -1y = -7 + -4x X2 + -1y = -7 + -4x Add 'y' to each side of the equation. X2 + -1y + y = -7 + -4x + y Combine like terms: -1y + y = 0 X2 + 0 = -7 + -4x + y X2 = -7 + -4x + y Simplifying X2 = -7 + -4x + y Reorder the terms: 7 + X2 + 4x + -1y = -7 + -4x + y + 7 + 4x + -1y Reorder the terms: 7 + X2 + 4x + -1y = -7 + 7 + -4x + 4x + y + -1y Combine like terms: -7 + 7 = 0 7 + X2 + 4x + -1y = 0 + -4x + 4x + y + -1y 7 + X2 + 4x + -1y = -4x + 4x + y + -1y Combine like terms: -4x + 4x = 0 7 + X2 + 4x + -1y = 0 + y + -1y 7 + X2 + 4x + -1y = y + -1y Combine like terms: y + -1y = 0 7 + X2 + 4x + -1y = 0 The solution to this equation could not be determined.
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