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.
a+b=10, a+c=12, a+d=16, a+e=10, b+c=6, b+d=12, b+e=18, c+d=8, c+e=14, d+e=14
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random