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3-1 Solving Systems of Equations
3-2 Solving Systems of Inequalities by Graphing
3-3 Linear Programing
3-4 Systems of Equations in Three Variables
3-5 Operations of Matrices
3-6 Multiplying Matrices
3-7 Solving Systems of Equations Using Cramer's Rule
3-8 Solving Systems of Equations Using Inverse Matrices