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Simplifying z2 + z + 2iz + 1 + 7i = 0 Reorder the terms: 1 + 7i + 2iz + z + z2 = 0 Solving 1 + 7i + 2iz + z + z2 = 0 Solving for variable 'i'. Move all terms containing i to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + 7i + 2iz + z + -1 + z2 = 0 + -1 Reorder the terms: 1 + -1 + 7i + 2iz + z + z2 = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 7i + 2iz + z + z2 = 0 + -1 7i + 2iz + z + z2 = 0 + -1 Combine like terms: 0 + -1 = -1 7i + 2iz + z + z2 = -1 Add '-1z' to each side of the equation. 7i + 2iz + z + -1z + z2 = -1 + -1z Combine like terms: z + -1z = 0 7i + 2iz + 0 + z2 = -1 + -1z 7i + 2iz + z2 = -1 + -1z Add '-1z2' to each side of the equation. 7i + 2iz + z2 + -1z2 = -1 + -1z + -1z2 Combine like terms: z2 + -1z2 = 0 7i + 2iz + 0 = -1 + -1z + -1z2 7i + 2iz = -1 + -1z + -1z2 Reorder the terms: 1 + 7i + 2iz + z + z2 = -1 + -1z + -1z2 + 1 + z + z2 Reorder the terms: 1 + 7i + 2iz + z + z2 = -1 + 1 + -1z + z + -1z2 + z2 Combine like terms: -1 + 1 = 0 1 + 7i + 2iz + z + z2 = 0 + -1z + z + -1z2 + z2 1 + 7i + 2iz + z + z2 = -1z + z + -1z2 + z2 Combine like terms: -1z + z = 0 1 + 7i + 2iz + z + z2 = 0 + -1z2 + z2 1 + 7i + 2iz + z + z2 = -1z2 + z2 Combine like terms: -1z2 + z2 = 0 1 + 7i + 2iz + z + z2 = 0 The solution to this equation could not be determined.
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