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(5-a) + c - 8/c = 4, -8a/c + (5-a)c = -8
a(5-a) + c - 8/c = 4, -8a/c + (5-a)c = -8
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random