Answer:
f(x) = 18,000 • 0.85^x
Step-by-step explanation:
day 1 5 day 2 8 day 3 2.5 day 4 10 day 5 10 altogether is 35.5
5+3=8
5/2=2.5
5*2=10
10+10+8+5+2.5=35.5
Your answer is 62.8
Have a good day
.................
hmmm
?
