Question 1110919
i could spend a lot of time answering your questions, but your time might best be serve by looking at the following tutorials.


<a href = "https://www.varsitytutors.com/hotmath/hotmath_help/topics/matrix-row-operations" target = "_blank">https://www.varsitytutors.com/hotmath/hotmath_help/topics/matrix-row-operations</a>


<a href = "http://www.purplemath.com/modules/mtrxrows.htm" target = "_blank">http://www.purplemath.com/modules/mtrxrows.htm</a>


<a href = "https://www.missouriwestern.edu/cas/wp-content/uploads/sites/217/2013/11/Elementary-Row-Operations-for-Matrices-Updated-2013.pdf" target = "_blank">https://www.missouriwestern.edu/cas/wp-content/uploads/sites/217/2013/11/Elementary-Row-Operations-for-Matrices-Updated-2013.pdf</a>


<a href = "https://www.youtube.com/watch?v=2j5Ic2V7wq4" target = "_blank">https://www.youtube.com/watch?v=2j5Ic2V7wq4</a>


the last reference solves a specific problem using row operations, so don't forget to check it out.


as with systems of equations, there are some cases where you get no solution or an infinite number of solutions.


the following reference discusses those.


<a href = "http://www.math.tamu.edu/~jlewis/Threetypesofsolsets.htm" target = "_blank">http://www.math.tamu.edu/~jlewis/Threetypesofsolsets.htm</a>


if you have a specific problem that you are struggling with, send it to me and i'll take a look at it.