Răspunsuri

2014-05-28T17:27:14+03:00
3(x-1)-2(x-3)=1(x-5)
3x-3-2x+6=x-5
3x-2x-x=-5-6+3
ecuatia apartine multimii vide
1 5 1
2014-05-28T17:56:17+03:00
3x-3-2x+6 =x+5
3x-2x-x=5+3-6
0=2(cred ca este gresit ca nu iti da bine)