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.
(x = 3 - 3y) and (x + 3y = -6)
(x = 3 - 3y) and (x + 3y = -6)
Natural Language
Math Input
Extended Keyboard