As the atoms in period 3 of the periodic table are considered from left to right, the atoms generally show

Guys i really need or i have to stay late up night

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?

How can i differentiate this equation?