Please help me, i dont understand

Evaluate the given expression if m=45 |-3m|

What are the first 4 terms in the multiplication pattern given by the formula 2×4n

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