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GATE | GATE-IT-2004 | Question 6

  • Last Updated : 07 Apr, 2021

What values of x, y and z satisfy the following system of linear equations?

eq

 

(A) x=6,y=3,z=2
(B) x=12,y=3,z=—4
(C) x=6,y=6,z=—4
(D) x=12,y=—3,z=O


Answer: (C)

Explanation: 1 * x + 2 * y + 3 * z = 6

1 * x + 3 * y + 4 * z = 8



2 * x + 2 * y + 3 * z = 12

Put x =6 , y = 6 and z = -4

The above three equation are satisfied.

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