2) Mr. Kelly eats jelly beans out of a jar on his desk. After 1 week he has 9 jelly beans. After 3 weeks he has 3 jelly beans. (2 points each)
a) What's Mr. Kelly's slope (rate of change) for this situation?
10
B
b) What's Mr. Kelly's y-intercept (initial value) for this situation?
c) Write an equation of the line for the given situation. Graph the line.
d) How much money would Mr. Kelly have after 2 months?
e) Mr. Brust has cline that is parallel to Mr. Kelly's but he starts with
20 jelly beans. What is the equation of the line for Mr. Brust?
Jus