Cevaplar

2012-12-16T21:50:43+02:00

2x+3=12

x=?

5y+2x=20

2y+x=15

x+y

2 5 2
2012-12-16T21:52:32+02:00

3x+5=2x+20 ise x= kaçtır?

4x+20=2x+50 ise x=?

2 5 2