SOLUTION: using row operations, solve :
2x-y+z=4
x-2y+2z=5
x+3y+z=7
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Question 849847: using row operations, solve :
2x-y+z=4
x-2y+2z=5
x+3y+z=7
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
1)2x-y+z=4
2)x-2y+2z=5
3)x+3y+z=7
x = 1, y = 1, z = 3
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