The fraction that is represented by point A of the number line shown is 
4, 2 1/2.
Always remember along then go up
Answer:
a=1
Step-by-step explanation:
all work is shown and pictured
Answer:

Step-by-step explanation:
We can see that some of the points that are plotted we can tell what those plots are (-2, 0) (1, 2) (4, 4)
We use the slope formula
for any of the two plots that are shown on the line