Let x = # of monthly fee
f(x) = (50x + 30)/x
average cost will be below 56 for how many months?
(50x + 30)/x = 56
50x + 30 = 56x
56x - 50x = 30
6x = 30
x = 5
answer:
the average cost will be below $56 for 5 months
Answer:
1. 0
3. 17/20
5. 1/21
7 1 7/20
9. 1 7/30
11. 29/40
17. 1/6
13. 4/35
15. 1 1/3
Step-by-step explanation:good luck I hope I didn’t get any wrong
