Brayden and Aubrey are both driving along the same highway in two different cars to a stadium in a distant city. At noon, Brayden is 280 miles away from the stadium and Aubrey is 340 miles away from the stadium. Brayden is driving along the highway at a speed of 30 miles per hour and Aubrey is driving at speed of 40 miles per hour. Let 
 B
 B represent Brayden's distance, in miles, away from the stadium 
 t
 t hours after noon. Let 
 A
 A represent Aubrey's distance, in miles, away from the stadium 
 t
 t hours after noon. Graph each function and determine the number hours after noon, 
 t
 ,
 t, when Brayden and Aubrey are the same distance from the stadium.