We just updated Linear Algebra Made Easy :

It can now step-by-step Solve a system of equations given in matrix format with parameter solution.

A wonderful description of the 3 different types of solutions ( (in)dependent or inconsistent ) can be found at

https://people.richland.edu/james/lecture/m116/matrices/matrices.html

Only dependent solutions yield parameter solutions.

Linear Algebra Made Easy will solve all 3 types of solutions for you step by step , find it under F2 Option F

The updated app can be download at www.ti89.com/apps

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