Răspunsuri

2014-10-20T15:37:16+03:00
3t+5g=25
6t+g=32  o inmultim cu 5 membru cu mebru ==
30t+5g=32x5
------------------
30t-3t+5g-5g=160-25
27t=135
t=135:27
t=5

2014-10-20T15:40:28+03:00