Algebra-1

Question Analysis
This question tests the student's ability to evaluate an expression by substituting a given value for the variable and simplifying the result. The student must understand the process of substitution and simplification.

Key Concept Explanation
Evaluating an expression involves substituting a value for the variable and then performing the operations to find the result. Here, the expression is evaluated when .

Step-by-step Solution
1. Substitute into the expression:

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