1 = 4 quarters
2 = 8 quarters
3 = 12 quarters
4 = 16 quarters
5 = 20 quarters
6 = 24 quarters
7 = 28 quarters
ooops. too much
6 and 3/4 = 27 quarters
I found these
1,-1,3
-1,1,3
1,1,-3
let me know if it is correct
Answer:
The value of the car will be 6100 dollars in 8.8 years
Step-by-step explanation:
Present value of car = $23900
The value of the car depreciates at 14.25% per year
Let x be no. of years in which the value of the car becomes 6100 dollars
Formula: 
Substitute the values :

Hence the value of the car will be 6100 dollars in 8.8 years
It goes in 2 times. 6*2=12