Solving a System of Linear Equations Using RREF (Reduced Row Echelon Form) Example

[@priyanshuchauhan9345]

This method is so long for exams.
Can you please tell a short method of solving it and also finding wheteher the solution is inconsistent ,infinite or trivial

[@strxngerr]

there's no short path in rref

[@dragonlovesdiamond9512]

Maybe substituting with gausee elimination