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.
7y^2+x^2=64,x+y=4
7y^2+x^2=64,x+y=4
Natural Language
Math Input
Extended Keyboard
