Which of the following ordered pairs could be placed in the table below and still have the relation qualify as a linear function? Input | Outputs

(x) (y)

−5, 7

−3, 15

−1, 23

? ,?



(0, 31)

(−7, 30)

(1, 31)

(0, −1)

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?