x+2y-z=0
3x+y+z=7
2z-y+2x=7
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Answered by
0
Answer:
3xy-z=0
4xy+z=7
1zy+2x=7
2xy=0
5xyz=7
3xyz=7
2xy
35xyz
21xyz
Answered by
0
Answer:
Step-by-step explanation:
x = 7
y = -7
z = -7
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