Răspunsuri

  • Utilizator Brainly
2014-03-17T17:15:58+02:00
A:b=2⇒a=2b
a-b=12
2b-b=12
b=12
a-12=12
a=12+12
a=24
Verificare : 24-12=12
2014-03-17T18:21:19+02:00
A/b= 2=> a=2b a-b=12. 2b-b=12=> b=12 a=2b=>a= 12*2=> a=24