ascending order 3123,5798,8956,4568
ascending order 7589,8789,5456,2215
y = 10x + 18
(8, 6) (4, 16)
ascending order 7589,8789,5456,2215,3123,5798,8956,4568
(6, 5) (4, 6)
(3, 14) (8, 6)
(10, 8) (4, 13)
(1, 16) (3, 9)
(7, 7) (10, 6)
