Question

in bradutul de craciun straluciau 125 de globulete globuletele rosi si galbene erau 89 iar galbene si albe 75 cate globulete din fiecare straluceau in bradut

Answer 1

a+b+c=125
a+b=89 
b+c=75
89+c=125
c=125-89
c=36
b+36=75
b=75-36
b=39
39+a=89
a=89-39
a=50
50+39+36=125