I’m new and just trying this out so u can just tell me that would be cool thx 20x400

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?

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?

X+y=-4 x-y=2 use elimination with adding and subtraction