Group of people tried an exercise program for various amounts of time to see if it would help them to lose weight. This table shows the relationship between the number of weeks each person spent on the exercise program and the number of pounds they lost,
Weeks
6
3
1.
2
7
2
4
8
Pounds Lost (lb)
3
2,5
2
1
4.5
3
5.5
7
Vhich function best models the data?
V = -2x + 1.8
Oy -0.17x + 2
Oy 0.59x + 1.15
y=-0.50 +3.5