Algebra-1

Question Analysis
The question tests the ability to simplify an algebraic expression by combining like terms, using the commutative property of multiplication and addition.

Key Concept Explanation
The commutative property of addition and multiplication allows rearranging terms and factors to simplify calculations. For any real numbers and , and .

Step-by-step Solution
1. Identify like terms: and (both have ).
2. Identify like terms: and (since multiplication is commutative:

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