Respuesta :

75 - 6 = 69
69 - 6 =63
63 - 6 =57
57-6=51
51-6=45
51 is the sixth number.
The sixth term is 39.

75-6=69

69-6=63

63-6=57

57-6=51

51-6=45

45-6=39

You just follow the pattern of subtracting by 6 for six times. Hope this helped!