Answer:
It is the second answer choice!!
Step-by-step explanation:
Because I am in 7th grade and am smart.
the answer is...
42 over 100
or
21 over 50
y=0.8x
take two points from the graph
(5,4) and (0,0)
then do y2-y1/x2-x1
4-0/5-0
4/5=.8
