hydeemma
hydeemma hydeemma
  • 21-06-2017
  • Mathematics
contestada

Solve x + y + z = -6 x – y + z = -2 2x + y – 3z = 5

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ghanami
ghanami ghanami
  • 21-06-2017
hello here is a solution : 
Ver imagen ghanami
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