Answer:
5 - (N x 15)
81 x 15 = 1215
5-1215=-1210
-1210 should be the 81st term
Step-by-step explanation:
Answer:
im taking the same test lol
Step-by-step explanation:
The third one is correct.....so go for it without hesitation
Step-by-step explanation:

which means each person receive 45g cake