17. what is the area of δabc? a. 128 square units b. 64 square units c. 32 square units d. 42.6 square units

Find an equation for the linear function which has slope -10 and x-intercept -7

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?

Hi i’m not sure how to do question 20 if u could explain how to do it that’d b great