SV#5: Unit J Concept 3-4: Solving Three-Variable Systems With Gaussian Elimination

                                                                                                                                                                                One thing that you should look for is knowing which Rows to use when your solving for a 0. For the first 0 you can use Row 1 or 2, and when it the second 0 you must use Row 1. On the last zero you also must use Row 2.