You want to change your cell phone service. The new company charges $40 per month for cell phone use. There is a one-time start-up fee of $25. Which equation
shows the total cost of your cell phone service over time?

This activity will you meet these educational goals: mathematical practices-you will make sense of problems and solve them, reason abstractly and quantitatively, and usemathematics to model real-world situations.directionsread the instructions for this self-checked activity type in your response to each question, and check your answers. at theend of the activity, write a brief evaluation of your work.