Question

x+y=0, -x+z=0 and -2x-3y-z=0, find value of x,y,z.

Answer 1

X+Y=0
X =-Y

- X+Z=0
Z=X=-Y

-2X-3 (-X)-(X) = 0
-2 X +3X-X=0


X = 1 Y=-1 Z=1 ANS.