Răspunsuri

  • Utilizator Brainly
2014-02-25T16:32:33+02:00
A+b+c=75
a-17=b-16=c-15 ⇒ b=c+1, a=b+1=c+2
c+2+c+1+c=75, 3c=72, c=24, b=25, a=26 (sunt numere consecutive).
2014-02-25T16:33:38+02:00
75-17-16-15=27
27:3=9
9+17=26 primul nr.
9+16=25 al 2-lea nr.
9+15=24 al 3-lea nr

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