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X+y+z=1 2x+4y+2z = -6 -x+9y-3z=-49
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X+y+z=1
2x+4y+2z = -6
-x+9y-3z=-49

User Efalcao
by
8.9k points

1 Answer

4 votes

Answer: (x,y,z)=(1,-4,4)

User Oshrat
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