Răspunsuri

  • Utilizator Brainly
2014-02-23T18:13:50+02:00
A+b=304
a-b=304:8=38
Adunam cele doua ecuatii ⇒ 2a=342, a=342:2=171
171+b=304 ⇒ b=133
2014-02-23T18:21:58+02:00
304/8=38 diferenta
304-38=266
266/2=133 b
133+38=171 a