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.
Resuelve por Cramer: \begincases x + y = 5 }, {2x - y = 1 \endcases . (Resp.: x = 2, y = 3 .)
Resuelve por Cramer: \begincases x + y = 5 }, {2x - y = 1 \endcases . (Resp.: x = 2, y = 3 .)
Natural Language
Math Input
Extended Keyboard