breis5605 breis5605
  • 13-10-2020
  • Mathematics
contestada

4x+y+6z=7
3x+3y+2z=17
-x-y+z=19

Respuesta :

sidatoways
sidatoways sidatoways
  • 13-10-2020

Answer:

the 2nd one

Step-by-step explanation:

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