Katelyn is shopping for a cellular phone service. trenton bell charges a monthly fee of $40 for up to 500 minutes. for every minute over 500 there is an $0.18 charge. write a piecewise function to represent the cost of this plan

Areal estate agent earns $32,000 a year plus $1,000 for each apartment he sells. write an equation that shows the relationship between the number of apartments abe sells,n, and the total amount he earns in a year,e. what is the total amount abe would earn from selling 10 apartments in one year

Acircus act has 3 times as many elephants as acrobats. jorge noticed that all together there were 56 legs in the circus ring. how many elephants were in the show?

Perry observes the opposite parallel walls of a room in how many lines do the plains containing the walls intersect