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.
solve 0.5*(0.5+x)=y and 0.5*(0.3+x*y)=z and x*y*z=t and 0.5*(1+t*y)=x for (x,y,z,t) real
solve 0.5*(0.5+x)=y and 0.5*(0.3+x*y)=z and x*y*z=t and 0.5*(1+t*y)=x for (x,y,z,t) real
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random