the tennis team is having a bake sale. cookies sell for $1 each, and cupcakes are $3 each. If Connie spends $15 for 7 items, how many cupcakes did she buy?

The center of a circle represent by the equation (x+9)^2+(y-6)^2=10^2 (-9,6), (-6,9), (6,-9) ,(9,-6)

Plot the intercepts to graph the equation

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! )