Răspunsuri

2014-05-02T13:05:22+03:00
A+b=304 a-b=304:8 a-b=38 a+b=304 a-b=38 prin adunarea celor 2 ecuatii obtinem 2a /=342 a=171 b=133
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  • Utilizator Brainly
2014-05-02T13:05:47+03:00
Diferenta este 304:8=38
a+b=304
a-b=38⇒a=38+b
38+b+b=304
2b=304-38
2b=266
b=133
a=38+133
a=171