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.
a + 2*b + 3*c = 12, 2*a*b + 3*a*c + 6*b*a = 48
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random