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##### Sections

###### Vocabulary Check

###### Solving Systems of Equations

###### Solving Systems of Inequalities by Graphing

###### Optimization with Linear Programming

Exercise name | Free? |
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Optimization with Linear Programming 26 | |

Optimization with Linear Programming 27 |

###### Systems of Equations in Three Variables

Exercise name | Free? |
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Systems of Equations in Three Variables 28 | |

Systems of Equations in Three Variables 29 | |

Systems of Equations in Three Variables 30 |

###### Operations with Matrices

Exercise name | Free? |
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Operations with Matrices 31 | |

Operations with Matrices 32 | |

Operations with Matrices 33 |

###### Multiplying Matrices

Exercise name | Free? |
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Multiplying Matrices 34 | |

Multiplying Matrices 35 | |

Multiplying Matrices 36 | |

Multiplying Matrices 37 |

###### Solving Systems of Equations Using Cramer's Rule

###### Solving Systems of Equations Using Inverse Matrices

##### Other subchapters in Systems of Equations and Inequalities

- Get Ready for the Chapter
- Explore: Graphing Technology Lab, Intersections of Graphs
- Solving Systems of Equations
- Solving Systems of Inequalities by Graphing
- Extend: Graphing Technology Lab, Systems of Linear Inequalities
- Optimization with Linear Programming
- Systems of Equations in Three Variables
- Mid-Chapter Quiz
- Explore: Spreadsheet Lab, Organizing Data with Matrices
- Operations with Matrices
- Multiplying Matrices
- Extend: Graphing Technology Lab, Operations with Matrices
- Solving Systems of Equations Using Cramer's Rule
- Solving Systems of Equations Using Inverse Matrices
- Extend: Graphing Technology Lab, Augmented Matrices
- Practice Test
- Preparing for Standardized Tests
- Standardized Test Practice