Algebra-1

Question Analysis
This question tests the application of the associative property in the context of addition. The student must understand that the grouping of the addends does not affect the final sum.

Key Concept Explanation
The associative property for addition states that for any real numbers , , and , . This property allows us to regroup the addends without changing the sum.

Step-by-step Solution
1. Given the expression and .
2. Rewrite the expression using the associative property:

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