Matthew earned 325$ giving haircuts. he charged 25$ for each haircut how many haircuts did he give

What is the equation of the graph below? y=sec(x)-4

Arestaurant charges $100 to rent its banquet room for an event. it also charges $15 to serve dinner to each guest. write an equation for the total cost of the banquet room in terms of the number of guests. deine your variables. what is the total cost of the banquet room for 20 guests?

The tile along the edge of a triangular community pool needs to be replaced? ?