Describe the transformation of the function f(x) = 3 cos(2x - 4) - 2
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In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?

Ineed the solution to this problem and the steps.

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?