The ticket sales for a concert started at 4:00P.M. The table shows
the linear relationship between the number of tickets remaining
and the number of hours since 4:00 P.M.
Ticket Sales
Hours Since
4P.M.
1
2
Number of
Tickets Remaining
12,000
9,000
6,000
3,000
0
3
4
5
Which function can be used to find y, the number of tickets
remaining x hours since 4:00 P.M.?
A y = 3,000x + 12,000
B y = 3,000x + 15,000
C y = -3,000x + 12,000
D y-3,000x + 15,000