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Tool: Explore the solutions of a 2 by 2 System of Linear Equations Graphically
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Description: Graph two lines and vary their coefficients.
Technology Type: Java Applet 
Authors: A Dendane
Language: English 
Cost: Does not require payment for use

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Courses: Algebra Linear Systems

Comment:This activity would need some guidance from the teacher. It couldn't be used as a replacement for ANY lesson on systems of equations. There is reference to Cramers rule which some students may not have exposure to when they first study systems.