Which table shows a constant rate of change of -3?
y
x
y
y
-8
x y
15 12
3
-2
-22
2
4
-5
O
16
9
o
-1
-12
-21
-1
07
-2
17
7
0
-16
-20
-4
6
1
18
4
1
-20
-19
-7