1. Chapter 3: Test Your Proficiency Directions: Select a section to work on. Work out each problem on a piece of paper. Click to check your answer. For detailed steps click on the provided link. Move on to the next problem or return to the menu. Sections 3-1: Solving Systems of Equations by Graphing 3-2: Solving Systems of Equations Algebraically 3-3: Solving Systems of Inequalities by Graphing Application/Word Problems 3-5: Solving Systems of Equations in Three Variables

2. Return to Menu Check answer Go to the next problem. 3-1: Solving Systems by Graphing

3. See a detailed explanation. Return to Menu Go to the next problem. 3-1: Solving Systems by Graphing

4. Return to Menu Check answer Go to the next problem. 3-1: Solving Systems by Graphing

5. See a detailed explanation. Return to Menu Go to the next problem. 3-1: Solving Systems by Graphing

6. Return to Menu Check answer Go to the next problem. 3-1: Solving Systems by Graphing

7. See a detailed explanation. Return to Menu Go to the next problem. 3-1: Solving Systems by Graphing

8. Return to Menu Check answer Go to the next problem. 3-2: Solving Systems Algebraically

9. See a detailed explanation. Return to Menu Go to the next problem. 3-2: Solving Systems Algebraically

10. Return to Menu Check answer Go on to the next problem. 3-2: Solving Systems Algebraically

11. See a detailed explanation. Return to Menu 3-2: Solving Systems Algebraically Go on to the next problem.

12. Return to Menu Check answer Go to the next problem. 3-2: Solving Systems Algebraically

13. Return to Menu See a detailed explanation. Go to the next problem. 3-2: Solving Systems Algebraically

14. Return to Menu Check answer Go to the next problem. 3-2: Solving Systems Algebraically

15. Return to Menu See a detailed explanation. Go to the next problem. 3-2: Solving Systems Algebraically

16. Return to Menu Check answer Go on to the next problem. 3-2: Solving Systems Algebraically 5. Define the variables. Write a system of equations and then solve.

17. Return to Menu See a detailed explanation. 3-2: Solving Systems Algebraically Go on to the next problem. 5. Define the variables. Write a system of equations and then solve.

18. Return to Menu Check answer Go to the next problem. 3-3: Solving Systems of Inequalities by Graphing

19. Return to Menu See a detailed explanation. Go to the next problem. 3-3: Solving Systems of Inequalities by Graphing

20. Return to Menu Check answer Go to the next problem. 3-3: Solving Systems of Inequalities by Graphing

21. Return to Menu See a detailed explanation. Go to the next problem. 3-3: Solving Systems of Inequalities by Graphing

22. Return to Menu Check answer Go on to the next problem. 3-3: Solving Systems of Inequalities by Graphing

23. Return to Menu See a detailed explanation. Go on to the next problem. 3-3: Solving Systems of Inequalities by Graphing

24. Return to Menu Check answer Go to the next problem. Applications/Word Problems

25. Return to Menu See a detailed explanation. Go to the next problem. Applications/Word Problems

26. Return to Menu Check answer Go to the next problem. Applications/Word Problems

27. Return to Menu See a detailed explanation. Go to the next problem. Applications/Word Problems

28. Return to Menu Check answer Go to the next problem. Applications/Word Problems

29. Return to Menu See a detailed explanation. Go to the next problem. Applications/Word Problems

30. Return to Menu Check answer Go to the next problem. 3-5: Solving Systems of Equations in Three Variables

31. Return to Menu See a detailed explanation. 3-5: Solving Systems of Equations in Three Variables Go to the next problem.

32. Return to Menu Check answer 3-5: Solving Systems of Equations in Three Variables

33. Return to Menu See a detailed explanation. 3-5: Solving Systems of Equations in Three Variables