Please can someone help me wit this question At what point do the lines y = x - 8 and y = -3 + 16 interact?

(1) (4, -4)

(2) (11, 3)

(3) (0, 16)

(4) (6, -2)

thank you to anyone who answers :)) !

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance