What is an equation in point-slope form of the line that passes through (-7, 1) and (-3,9)? A. y + 3 = 2(x - 9)
O B. y - 3 = 2(x + 9)
C. y + 9 = 2(x - 3)
D. y - 9 = 2(x + 3)

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?