Cevaplar

2013-02-07T12:10:01+02:00

4x=10 x=2.5..................

1 2 1
2013-02-07T12:15:20+02:00

 x-y=6   

 

      

y=x-6      3x+x-6=10        4x=16   x=4

 

 

0