If x=a, y=b, z=c is a solution of the system of linear equations x+8y +7z= 0 9x +2y + 3z = 0 x + y+ z= 0 suc

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Q 2741612523.     If x=a, y=b, z=c is a solution of the system of linear equations

x+8y +7z= 0
9x +2y + 3z = 0
x + y+ z= 0
such that the point (a, b, c) lies on the plane x + 2y+ z =6 , then 2a +b + c equals :
JEE 2017 Mains 9 April
A

1

B

0

C

2

D

-1

#### HINT

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