Algebra-1

Question Analysis
The question tests the student's ability to recognize a linear function based on a given scenario.

Key Concept Explanation
Linear functions have a constant rate of change, which in this case is the fixed amount added to the savings account each month.

Step-by-step Solution
1. Identify the type of function based on the given information.
2. Recognize that the savings account earns a fixed amount ($30) each month, in...