karlye11 karlye11

15-10-2019
Mathematics

contestada

2x + y + z = 12
10.00 5x + 5y + 5z = 20
x - 4y + z = -21

Respuesta :

maldonadok24 maldonadok24

15-10-2019

Answer:

1210.005"

Step-by-step explanation:

x+y+z=(1210005/1000)x+5y+5z=20x-4y+z=-21

1210005/1000

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