63.7 x 10
94.6 x 10^3
0.38 x 10^2

Which representation has a constant of variation of -2.5

Complete the equation of the live through (-1,6) (7,-2)

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?