Peter sold some stock at $37 per share. this was $9 a share less than twice what she paid for it. what price did she pay for the stock? simplify

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

The circle below is centered at the point (3, 1) and has a radius of length 2. what is the equation?

Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?