Chapter 7: Section 1: Solving Systems of Equations
Chapter 7: Section 2: Two-Variable Linear Systems
Chapter 7: Section 3: Multivariable Linear Systems
Chapter 7: Section 4: Matrices and System of Equations
Chapter 7: Section 5: Operations with Matrices
Chapter 7: Section 6: The Inverse of a Square Matrix
Chapter 7: Section 7: The Determinant of a Square Matrix
Chapter 7: Section 8: Applications of Matrices and Determinants