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 por substituição: 4x + 2y = -10 e 3x + 9y = 0 . (Resp: (-3,1) )
solve por substituição: 4x + 2y = -10 e 3x + 9y = 0 . (Resp: (-3,1) )
Natural Language
Math Input
Extended Keyboard