This graph models the exponential growth of the strain of bacteria. What does the ordered pair (15, 8) represent?

2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

Which choice has the correct steps in graphing the solution set to the following inequality? -45_> 20x-5y

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.