Subtract. Simplify the answer.

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?

What statement is true? 2x^2-9x+2=-1

The graph represents f(x)=[x]+3. what is f(-2.2)?