Combine the like terms to create an equivalent expression:plsss helpp

Assessment items item 1 garrett is a member of a movie club. he pays a monthly service fee of $5.75 and $2.50 for each movie he rents. which expression represents how much money he will spend for renting x number of movies a month?

Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?

Ineed to know how to write question one in mathematical terms