Arailway line goes up an incline of constant angle 4
o over a horizontal distance of 4 km.
how much altitude has the train gained by the end of the incline?

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?