Răspunsuri

  • Utilizator Brainly
2014-02-17T19:16:16+02:00
A+b+c=375
a=b-15
c=18+b
b-15+b+18+b=375
3b+3=375
3b=372
b=124
a=109
c=142
2014-02-17T19:17:23+02:00
1 elev-109
2 elev-124
3 elev-142
fie x nr punctelor 1 elev 
x+x+15+x+15+18=375
3x=327
x=109
109+15=124
124+18=142