solve((2*k-3)*x+(2-k)*y+3*(2-k)*z=0)&((k-5)*x+4*y+(2-k)*z=-3)&((k+1)*x+(-1-k)*y+z=3)&(k=1)

Uh oh! Wolfram|Alpha doesn't run without JavaScript.

Please enable JavaScript. If you don't know how, you can find instructionshere.Once you've done that, refresh this page to start using Wolfram|Alpha.