Chapter 7  Linear Systems and Matrices

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 Sec. 1  Solving Systems of Equations - Substitution Method

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Sec. 2 Systems of Linear Equations - Elimination Method

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Section 7.3 Three Variable Systems Day 1

Notes

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Section 7.4 Solving Systems of Equations w/ Matrices

Review 7.3 & 7.4 Answers

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Section 7.5 Matrix Operations

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Section 7.6 Matrix Inverses

​Notes

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Chapter 7 Review Answers
#6 on answer key is wrong.  It should be (-.5, .8)