Soal cerita program cerita linier beserta jawaban​

semoga membantu:)

bagi pointnya dongs:v

Jawaban:

. 2x+2y+z=6.7000

. 3x+y+z=61000

. x+3y+2z=8.000

2x+2y+z=67.000

3x+y+z=61000

-x+y=6000