Algebra-2

Question Analysis
This problem assesses the ability to add and subtract complex numbers, focusing on the step-by-step process of combining real and imaginary parts.

Key Concept Explanation
To simplify the expression, we need to combine the real parts and the imaginary parts separately. The addition and subtraction rules for complex numbers state that we add or subtract the real parts and the imaginary parts independently.

Step-by-step Solution
1. Remove the parentheses:
2. Combine the real parts:

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