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.
3x-3*{3x-3*[3x-3*(2x-8)]} where x=-1
3x-3*{3x-3*[3x-3*(2x-8)]} where x=-1
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random