Answer:
Part A: Peter is, based on the graph, Peter's line is steeper(or has a higher slope) than Gina's.
Part B: Gina, She started with 70, while Peter started with 20. Based on the graph
Part C: They had the same amount of money on week 10, both of their dots are on the same point. Based on the graph.
Part D: Y = 10x + 20.
Part E: Y = 5x + 70
Explanation: