nikkieluuhp0lrn4 nikkieluuhp0lrn4
  • 07-12-2017
  • Mathematics
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2x-y+z=9 x+y-2z=-1 -x+2y+2z=-5

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dbriner21
dbriner21 dbriner21
  • 07-12-2017
(3,-2, 1) is the answer 
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