How do you solve the system #4x + y - z = -2#, #x + 3y - 4z = 1#, #2x - y + 3z = 4#?
1 Answer
Nov 19, 2015
#x=-1#
#y=6#
#z=4#
Explanation:
The solution is given in the form of an image.
It is developed in Excel by me.
You have to supply the positive signs at the appropriate places.
