Does anybody know how to solve or what the answer is?

What is the value of r of the geometric series?

Complete the statements about the system of linear equation respresented by the tables the equation respented the left table is

1jessica's home town is a mid-sized city experiencing a decline in population. the following graph models the estimated population if the decline continues at the same rate. select the most appropriate unit for the measure of time that the graph represents. a. years b. hours c. days d. weeks