Răspuns :
a+b+c+d=50
b=a+1
c=b+1
d=c+1
=> 50-6=44
44:4=11 (a)
11+1=12 (b)
12+1=13 (c)
13+1=14 (d)
Sper ca te-am ajutat! Daca da, atunci da-mi te rog coroana! :)
a---------
b---------. +1 }50
c---------+2
d---------. +3
50-1-2-3=44
44÷4=11
a=11
b=12
c=13
d=14
V:11+12+13+14=15(A)
succes