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The solution of 7x+5y-13z+4=0, 9x+2y+11z...

The solution of `7x+5y-13z+4=0, 9x+2y+11z=37,3x-y+z=2` is

A

`x=1,y=2,z=3`

B

`x=1,y=3,z=2`

C

`y=2,y=3,z=1`

D

`x=1,y=2,z=-2`

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • The solution of 2x+y+z=1,x-2y-3z=1,3x+2y+4z=5 is

    A
    1,2,3
    B
    1,2,`-3`
    C
    1,`-3`,2
    D
    1,3,2

  • The solutioni of x+y+z=7,x+2y+3z=16,x+3y+4z=22 is

    A
    `x=1,y=-3,z=2`
    B
    `x=1,y=2,z=3`
    C
    `x=1,y=3,z=3`
    D
    `x=-1,y=4,z=4`

  • The number of nontrivial solutions of the system: x-y+z=0, x+2y=0, 2x+y+3z=0 is

    A
    0
    B
    1
    C
    2
    D
    4

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