A cell phone plan costs $39 a month. The plan includes 2 gigabytes (GB) of free data and charges $15 per gigabyte for any additional data used. The monthly charges are a function of the number of gigabytes of data used, given by C (x) = 39, if 0 ⩽ x ⩽ 2 39 + 15 (x − 2), if x > 2

Matt and brian were solving a system of equations. they both noticed that the two lines had the same slope. brian said that because each line in the system had the same slope, the two lines had to be parallel, which meant the solution to the system was "no solution" matt disagreed, and said they should also look at the y-intercepts before determining how many solutions there were. who is correct?

Hurrya vegetable garden and a surrounding path are shaped like a square that together are 11ft wide. the path is 2ft wide if one bag of gravel covers 9 square feet how many bags are needed to cover the path

In which direction does the left side of the graph of this function point? f(x) = 3x3 - x2 + 4x - 2