Aclassroom has stadium seating. there are 10 seats in the first row, 13 seats in the second row, 16 seats in the third row and so on. there are 56 rows. what is the seating capacity of the class? the classroom has 4,995 seats. the classroom has 5,348 seats. the classroom has 4,900 seats. the classroom has 5,180 seats.

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?

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )

Jeremy wants to determine the number of solutions for the equation below without actually solving the equation. which method should jeremy use?