1. Agenda Wednesday, Feb. 24 Homework 14 Shapes p. 60 # 21 - 26, 48, 49, 64 Algebra book p. 350 # 8 - 13, 17,18, 21, 26, 31 Correct homework. Solving Systems of Linear Equations by Combination or Elimination Problem 4.3

18. A2 4x + 2y = 6 -3x - 7y = 1 {

19. 3. x - y = -5 -x + 4y = 10 {

20. { 4. 3x + y = 4 6x + 2y = 7

21. { 5 3x + 2y = 10 -6x - 4y = -20 5 3x + 2y = 10 -6x - 4y = -20

22. { 6 x + y = 13 x - y = 2

23. Notice anything different about some of the systems?

26. Complete then discuss.

33. Attachments