SOLUTION: 2x-y+2z=9 X+y+z=3 3x-y+z=7

SOLUTION: 2x-y+2z=9 X+y+z=3 3x-y+z=7

Algebra.Com

Question 1134248: 2x-y+2z=9
X+y+z=3
3x-y+z=7
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
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