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
2
+
4
x
-
y
2
-
6
y
+
z
2
-
9
=
0
Math Input
Natural Language
Math Input
