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a ) Solve the system using elimination / adding method. Give answer as ( x , y , z ) 2 x - 5 y

)

Solve the system using elimination

/

adding method. Give answer as

(x, y, z)

2 x - 5 y + 4 z = - 22

6 x - 10 y - 4 z = - 24

5 x - 20 y + 4 z = - 58

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