What is 45 minutes before 2:15

What is the solution to the system of the equations? x = y - 3 x + 3y = 13

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

Create a question with this scenario you could ask that could be answered only by graphing or using logarithm. david estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x.