KhanAcademy: Systems of Equations with Graphing
MathGames: Solutions to a System of Equations by Graphing
MathGames: Classify a System of Equations by Graphing
MathGames: Solve a System of Equations by Graphing
(Substitution, Graphing, Linear Combination, No Solution or All Solutions)
Quia: Cloze- Solving Systems of Linear Equations by Graphing (flash)
Quia: Cloze- Solving Systems of Linear Equations by Graphing 2 (flash)
Quia: Cloze- Solving Systems of Linear Equations by Graphing 3 (flash)