Question

Trei copii au plantat 82 pomi. Cati pomi a plantat fiecare daca primii doi au plantat 54 pomi,iar ultimii doi au plantat 51?

Answer 1

a+b+c=82
a+b =54
b+c=51

c=82-54
c=28

a=82-51
a=31

b=82-(28+31)
b=82-59
b=23

Answer 2

a+b+c=82
a+b =54
b+c=51

c=82-54
c=28

a=82-51
a=31

b=82-(28+31)
b=82-59
b=23

v:31+23+28=82