Algebra-1

Question Analysis
This question tests the ability to remove parentheses and identify all resulting terms in an algebraic expression.

Key Concept Explanation
When removing parentheses, the sign before the parenthesis determines whether the signs inside the parenthesis remain the same or are reversed.

Step-by-step Solution
1. Start with the given expression:
2. Remove the first set of parentheses: (since the sign before the parenthesis is positive)
3. Remove the second set of parentheses:

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