Algebra-2

Question Analysis
This question tests the student's ability to evaluate a linear function at a specific input value. The function is given, and the student needs to substitute into the function to find the output.

Key Concept Explanation
Evaluating a function at a specific input involves substituting the input value into the function expression and performing the necessary calculations to find the corresponding output.

Step-by-step Solution
1. Identify the function:
2. Substitute into the function: