Question

Doar ex 3 va multumesc

Answer 1

x=suma initiala
x/2-1=caiete
x-(x/2-1)=x/2+1=rest
(x/2+1)×1/3+5=x/6+1/3+5=carte
x/2-1+x/6+1/3+5+29=x
x/2+x/6+1/3+33=x
3x+x+2+198=6x
2x=200
x=100 lei

caiete 100:2-1=49 lei
100-49=51
carte 51×1/3+5=22 lei
rest 51-22=29 lei