Notam cu a si b cele 2 numere
a = b : 5 => b = 5×a
a = b - 80 => b - a = 80
a |___|
b |___|___|___|___|___|
5 segmente egale - 1 segment egal = 4 segmente egale = 80
80 : 4 = 20 (un segment egal)
a = 20
b = 5 × 20 = 100
Verificare:
20 = 100 : 5
20 = 20
100 - 20 = 80
Raspuns:
a = 20
b = 100
