!!!! please help !!!!
Determine a linear function from the data in the table. Identify a point that is not part of the function.
x f (x)
0 180
1 174
2 168
3 162
4 156
Which point is not part of the function?
A. (30,0)
B. (21,54)
C. (12,108)
D. (-15,270)
E. (9,120)
(look at picture at the bottom)