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Simplifying a + bi = -9 + 4i Solving a + bi = -9 + 4i Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-1bi' to each side of the equation. a + bi + -1bi = -9 + -1bi + 4i Combine like terms: bi + -1bi = 0 a + 0 = -9 + -1bi + 4i a = -9 + -1bi + 4i Simplifying a = -9 + -1bi + 4i
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