Question

A used electronics store pays $40 for each cell phone, spends $25 refurbishing the phone, and sells the refurbished phone to a customer for $100. a.  Write an expression in simplest form that represents the company's earnings (in dollars) from buying, processing, and selling cell phones. Use x x  to represent the number of cell phones they sell. 

Answer 1

100-65x
They lost $40 for the phone and $25 to refurbish it. They get 100 dollars for the phone so you subtract 65 from 100 per phone