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=2k;2k=p+w;-3+s-t=2r;2r=-2+2w;-1-s+t=-3-k;-3-k=3-3w
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random