Răspuns :
E simplu
a+b+c+d+e=40
a+a+2+a+3( primele 3 numere)
a+1+a+3=16
2a+4=16
2a= 12
a=6
b=a+2=6+2=8
c=a+3=6+3=9
d=a+1=6+1=7
e=a+3=6+3=9
Sper ca te-am ajutat!
a+b+c+d+e=40
a+a+2+a+3( primele 3 numere)
a+1+a+3=16
2a+4=16
2a= 12
a=6
b=a+2=6+2=8
c=a+3=6+3=9
d=a+1=6+1=7
e=a+3=6+3=9
Sper ca te-am ajutat!
a+b+c+d+e=40
a+a+2+a+4=24
3a=24-6
3a=18
a=18:3=>a=6
b=6+2=>b=8
c=6+4=>c=10
a+1+a+3=16
a=16-4=12
12:2=6
d=6+1=>d=7
e=6+3=>e=9
P:6+8+10+7+9=40
a+a+2+a+4=24
3a=24-6
3a=18
a=18:3=>a=6
b=6+2=>b=8
c=6+4=>c=10
a+1+a+3=16
a=16-4=12
12:2=6
d=6+1=>d=7
e=6+3=>e=9
P:6+8+10+7+9=40