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Scrieti nr 50 ca suma a cinci numere pare consecutive !!! Coroana!!!

Răspuns :

8+9+10+11+12….
Sper ca te-am ajutat

a+b+c+d+e=50

b=a+1

c=a+2

d=a+3

e=a+4

a |---|

b |---|-|

c |---|-|-|

d |---|-|-|-|

e |---|-|-|-|-|

50-1-2-3-4=40

1+1+1+1+1=5

40:5=8(a)

8+1=9(b)

8+2=10(c)

8+3=11(d)

8+4=12(e)

verificare: 8+9+10+11+12=17+21+12=38+12=50