The sum of -3x^2 or 3x^2 and 7x^2 is 10x^2

Abaker has 5 1/4 pies in her shop. she cut the pies in pieces that are each 1/8 of a whole pie. how many pieces of pie does she have?

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

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