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.
Reduce[(3 x + 1 - a)/3 + 2 = x, a, Reals]
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random