SYSTEMS OF EQUATIONS Gaussian Elimination (Page 12 of 13)

The augmented matrix is now in row-echelon form! If you wish to see the result with fractions, add the Frac command. To see the entire matrix, press the right arrow and left arrow keys to scroll back and forth.

CLEAR key. MATH key. 1: menu selection. ENTER key.

Right arrow key. Left arrow key.

 Calculator screen image. Calculator screen image.

To obtain the solution, you would now use back-substitution (by hand) to solve the system corresponding to this augmented matrix.
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