Use the digits 5,3 and 2 only once in each number how many different 3- digit numbers can you make
A. 12
B. 8
C. 5
D. 10
E. 6

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

X+ y = 5 ; x - y =3 solve using linear combination

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?