moonpaw121 moonpaw121

01-11-2021
Mathematics

contestada

2+y+z= 9
{- 2x + y + 2z=3
2 - 4y – z=2
A. (0.15, -6)
O
B. (3,3,3)
C. (4. -1, 6)
D. (7.1.1)

Respuesta :

muhannadnassar006 muhannadnassar006

02-11-2021

Answer:

D.) 2+y+z=9

Y+z=9-2=7

-2x-4y-z=3

-2x/-2- - 4y/-2- z/2=3/2

X-z/y=3/2 z=1 y=1 x = 3.5

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