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 123.456 = 78x + 910y; 11x + (12/13)*y = 14 for variable x
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
