Ava has $9 to spent on cards. she finds friends with the same amount of money to split the cost of a set. one set costs $27. each friend gets the same number of cards. how many cards does each friend get?

Aschool typically sells 500 yearbooks each year for 50 dollars each. the economic calls does a project and discovers that they can sell 100 more yearbooks for every $5 decrease in price. the revenue for yearbook sales is equal to the number of yearbooks sold times the price of the yearbook. let x represent the number of $5 decrease in price. if the expression that represents the revenue is written in the form r(x)=(500+ax)(50-bx). to maximize profit, what price should the school charge for the yearbooks? what is the possible maximum revenue? if the school attains the maximum revenue, how many yearbooks will they sell?

Complete the statements about the system of linear equation respresented by the tables the equation respented the left table is

What term best describes a line ans a point that lie in the same plane