The ticket sales for a concert started at 4:00 P. M. The table show the linear relationship between the number of tickets remaining
and the number of hours since 4:00 P. M.
Ticket Sales
Hours Since
4 P. M.
Number of
Tickets Remaining
12,000
9,000
1
2
3
6,000
3,000
4.
5
0
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
C y = -3,000x + 12.000
y = 3.000.x + 15.000
y = -3,000x + 15.000