Using Matrices to Solve Systems of Equations

Completing Gauss-Jordan elimination with a 2x2 matrix (1 of 7)

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Gauss-Jordan elimination with a 2x2 matrix (2 of 7)

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Writing solutions to 3x3 systems of linear equations from augmented matrices (3 of 7)

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Completing Gauss-Jordan elimination with a 3x3 matrix (4 of 7)

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Finding the inverse of a matrix to solve a 2x2 system of linear equations (5 of 7)

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Using Cramer's rule to solve a 2x2 system of linear equations (6 of 7)

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Using Cramer's rule to solve a 3x3 system of linear equations (7 of 7)