Tyrell is traveling to Chicago, Illinois. He takes a cab service from the airport to his hotel. The table shows the linear relationship between the number of miles the cab travels, x, and the total fee, y. Cab Fare Number of Miles Total Fee 2 $15.00 5 $19.50 7 $22.50 10 $27.00 15 $34.50 What does the y-intercept mean in this situation?