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Simplifying i(x + iy) + (1 + -2i)(x + -1iy) + 4 = 0 Reorder the terms: i(iy + x) + (1 + -2i)(x + -1iy) + 4 = 0 (iy * i + x * i) + (1 + -2i)(x + -1iy) + 4 = 0 Reorder the terms: (ix + i2y) + (1 + -2i)(x + -1iy) + 4 = 0 (ix + i2y) + (1 + -2i)(x + -1iy) + 4 = 0 Reorder the terms: ix + i2y + (1 + -2i)(-1iy + x) + 4 = 0 Multiply (1 + -2i) * (-1iy + x) ix + i2y + (1(-1iy + x) + -2i * (-1iy + x)) + 4 = 0 ix + i2y + ((-1iy * 1 + x * 1) + -2i * (-1iy + x)) + 4 = 0 ix + i2y + ((-1iy + 1x) + -2i * (-1iy + x)) + 4 = 0 ix + i2y + (-1iy + 1x + (-1iy * -2i + x * -2i)) + 4 = 0 Reorder the terms: ix + i2y + (-1iy + 1x + (-2ix + 2i2y)) + 4 = 0 ix + i2y + (-1iy + 1x + (-2ix + 2i2y)) + 4 = 0 Reorder the terms: ix + i2y + (-2ix + -1iy + 2i2y + 1x) + 4 = 0 ix + i2y + (-2ix + -1iy + 2i2y + 1x) + 4 = 0 Reorder the terms: 4 + ix + -2ix + -1iy + i2y + 2i2y + 1x = 0 Combine like terms: ix + -2ix = -1ix 4 + -1ix + -1iy + i2y + 2i2y + 1x = 0 Combine like terms: i2y + 2i2y = 3i2y 4 + -1ix + -1iy + 3i2y + 1x = 0 Solving 4 + -1ix + -1iy + 3i2y + 1x = 0 Solving for variable 'i'. The solution to this equation could not be determined.
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