Răspuns :
n
n+1
n+2
n+3
n+n+1+n+2+n+3=54
4n+6=54
4n=54-6
4n=48
n=12
Numerele sunt 12, 13, 14, 15.
n+1
n+2
n+3
n+n+1+n+2+n+3=54
4n+6=54
4n=54-6
4n=48
n=12
Numerele sunt 12, 13, 14, 15.
r/e:
1)54-6=48
2)48 : 4=12(1-numar)
3)12+1=13(2-numar)
4)12+2=14(3-numar)
5)12+3=15(4-numar)
V:12+13+14+15=54
R/s12(1-numar)
13(2-numar)
14(3-numar)
15(4-numar)
1)54-6=48
2)48 : 4=12(1-numar)
3)12+1=13(2-numar)
4)12+2=14(3-numar)
5)12+3=15(4-numar)
V:12+13+14+15=54
R/s12(1-numar)
13(2-numar)
14(3-numar)
15(4-numar)