Let's say the row = [ 0 0 1 0]
I'm new to all of this and this it looks odd that the variable z would be equal to zero.
2026-04-20 06:18:35.1776665915
What happens when the left side of a row in a matrix = x but the right side = 0?
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Yes, you are correct.
We have that $0x+0y+1z=0$
Therefore, $1z=0$, and $z=0$.
That can happen.