An elevator on the 10th floor goes down 9 floors. then it goes up 19 floors, down 3, and finally down 12. what floor does it end up on? write an equation to show how you found your answer

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

Which of these sequences is a geometric sequence a 1,2,4, 7, 11, 16, 22. b. 2.4.8.14.22.38 c.3.6.9. 15.18,21 d. 3,9,27,81,243,729,

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?