holden3185 holden3185

18-10-2017
History

contestada

what is the solution to the following system?
3x+2y+z=20
x-4y-z=-10
2x+y+2z=15

A. (2, 3, 4)
B. (4, 3, â€“2)
C. (4, 3, 2)
D. (6, 7, â€“2)

Respuesta :

serjii24 serjii24

10-01-2019

the answer is c.(4,3,2)

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