**How to Solve a System of Equations on the TI-84 Plus**
https://www.dummies.com/education/graphing-calculators/how-to-solve-a-system-of-equations-on-the-ti-84-plus/

To find the solutions (if any) to the original system of equations, convert the reduced row-echelon matrix to a system of equations: As you see, the solutions to the system are x = 5, y = 0, and z = 1. Unfortunately, not all systems of equations have unique solutions like this system.

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