school2272 school2272

29-01-2021
Mathematics

contestada

25 points help me pls

25 points help me pls class=

Respuesta :

jalynbryson jalynbryson

29-01-2021

Answer:

The first one is x=-y-2z-7

The second one is x=-1/3y + 1/3z + -4/3

The third one is x= 3y + 2z + 17

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