Grande578 Grande578
  • 20-09-2021
  • Mathematics
contestada

x - 2y + 2z = -2
-x + 4y - 2z = 3
2x - 4y +z = -7

Respuesta :

rachanakoshti68
rachanakoshti68 rachanakoshti68
  • 20-09-2021

Step-by-step explanation:

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