Answer:
d
Step-by-step explanation:
it's the only one that isn't a trend
A.
It has a curve in it and linear is just like a strait line.
Y=-4x-5
-21=-4(4)+b
-21=-16+b
b=-5
y=-4x-5
f(x) = 7|x|
if x= 1
then f(x) = 7
