Question

suma a trei nr.cons.impare este 27.Afla nr.

Answer 1

a+b+c=27
a=|----|
b=|----|+2|
c=|----|+2|+2|

27-2-2-2=21.
21:3=7 (a).
7+2=9 (b).
7+2+2=11 (c).

Verificare:
7+9+11=
=16+11=
=27.

Sper ca te-am ajutat!!!

Answer 2

a=primul nr imp
a+2=al doilea nr imp
a+4=al treilea nr imp
a+a+2+a+4=27
3a+6=26
3a=21
a=7(primul nr)
7+2=9(al doilea nr)
7+4=11(al treilea nr)