What is the ratio of x to y 14x = 9y a. 14/9 b. 1/9 c. 1/14 d 9/14

Which graph represents the equation y =4x

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?

Solve the system of equations. 2x-2y=-4 and x+y=8. show work