LG 1 - Systems (2 variables)

UNIT 3 - SYSTEMS OF EQUATIONS/INEQUALITIES
LG 1 - Systems (2variable)
LG 2 - Systems (3variable)
LG 3 - Solve Systems of Inequalities
LG 4 - System Word Problems
LG 5 - Linear Programming









LEARNING OBJECTIVE:

BTEOTPSWBET.....
......describe what it means to find the solution of a system of equations.
... solve a system of equations by graphing.
... solve a system using substitution
...solve a system using elimination


or Watch this video:  What is a system of Equations?
be able to answer these questions...

1. What is a system of equations.
2. How do you know if an ordered pair is a solution to the system.
3. What are the three possible answers to a system of equations.

SOLVING SYSTEMS BY GRAPHING










SOLVING SYSTEMS BY SUBSTITUTION










SOLVING SYSTEMS BY ELIMINATION (adding/subtracting)





DO BOTH EXAMPLES  ON THE NOTES SHEET (GOAL 20)




ASSIGNMENT: Complete #15-23 on the "Systems of 2 Equations" worksheet.












                       EXTRA PRACTICE 

WATCH
Drag & Drop - Simple Systems



















GRAPHING CALCULATOR ACTIVITY

Once you know how to work your calculator, complete the following activity http://www.quia.com/cm/16330.html?AP_rand=492636278
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