Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
Solve[{{1,0,5},{3,-2,11},{2,-2,6}}.{x,y,z} == {0,2,2}]
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random