A concession stand sells hamburgers. The revenue from the hamburgers is ( ) 30 45 dollars. x+ a. The price of a hamburger is $5. Write an expression that represents the number of hamburgers sold. c. Write and simplify an expression that represents how many more

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?

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?