In this lesson, we used matrices to solve a system of linear equations. We used 3 x 3 matrices. As we work on this, you will learn how to #MultiplyMatrices, #DeterminantOfMatrices, # CofactorOfMatrices, #TransposeOfMatrices, and lots more. 

Other Lessons 
Below are links to other lessons on matrices 
Addition & Subtraction of Matrices:    • How to Perform Addition and Subtracti...  
Multiplication of Matrices:    • How to Perform Multiplication of Matr...  
Transpose of a matrix :    • How to Find the Transpose of A Matrix...  
Determinant of a Matrix:    • How to Find the Determinant of a Matr...  
Minors, and cofactors of a Matrix:    • How to Find the Minor, Cofactor & Adj...  
Adjoint of a Matrix:    • How to Find the Adjoint and of a Squa...  
The inverse of a matrix:    • How to Find the Inverse of A Matrix