F(x)=3×-9 and g (x)=x, what is (g f ) (5)

Factor this polynomial completely x^2-64

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily