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.
0.3*394*x+100*20+0.5*4180*20=0.3*394*26+100*26+0.5*4180*26
0.3*394*x+100*20+0.5*4180*20=0.3*394*26+100*26+0.5*4180*26
Natural Language
Math Input
Extended Keyboard
