The graph below shows the price of different numbers of towels at a store: Which equation can be used to determine p, the cost of t towels?

Question 8 options:

1)

p = 8.50 + t

2)

t = 8.50 + p

3)

t = 8.50p

4)

p = 8.50t

Question 2 (essay worth 10 points) (03.02 mc) in δabc shown below, point a is at (0, 0), point b is at (x2, 0), point c is at (x1, y1), point d is at x sub 1 over 2, y sub 1 over 2, and point e is at the quantity of x sub 1 plus x sub 2 over 2, y sub 1 over 2: triangle abc is shown. point d lies on segment ac and point e lies on segment bc. a segment is drawn between points d and e. point a is at the origin. prove that segment de is parallel to segment ab.