when m = 5:
2k = 5+3
2k = 8
k = 8/2
k=4
when m = 7
2k = 7+3
2k =10
k = 10/2
k = 5
when m = 9
2k = 9+3
2k = 12
k = 12/2
k = 6
k = {4,5,6}
9.4m questions
12.2m answers