Algebra-1

The dependent variable in this scenario is: D.The total cost of the gym membership.

Explanation:

D.The dependent variable is the variable that depends on another variable. In this case, the total cost of the gym membership depends on the number of classes Emma attends. The $30 monthly fee is fixed, but the total cost increases by $5 for each class she attends.

A.The number of classes Emma attends is the independent variable because Emma can control how many classes she...