Find the image of each polygon with the given vertices after a dilation centered at the origin with the given scale factor.
D(-2,0), G(0, z), F(2, -z); r: 1.5

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?