20. Which rule would result in a clockwise rotation of 90° about the origin? A. (x, y) (y, x) C. (x, y)
(4x, 4y)
B. (x, y) (x,-y)
D. (x, y)
(x + 4, y + 4)

Hilary decided to purchase 3 points in order to lower her interest rate on her $140,000 mortgage. how much additional money does she need to bring to closing? a. $4200 b. $4000 c. $6 d. $400