Cevaplar

2012-10-07T10:58:20+03:00

   -5/2x+4y=22

   10x+2y=38  

 

 

-10x-20y=-110

 10x+2y=38  

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-18y=-72

y=4                         2x+4.4=22--->2x=6 x=3

 

 

 

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