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.
plot 4x+3y=12 and 4x+y=8 and 4x-y=8 and x =0 and y = 0
plot 4x+3y=12 and 4x+y=8 and 4x-y=8 and x =0 and y = 0
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
