Răspuns:
Explicație pas cu pas:
a = bile rosii
b = bile albastre
a + b = 73
³⁾(a-2)/4 = ⁴⁾(b+3)/3 + ¹²⁾1=>
3a-6 = 4b + 12 +12=>
3a = 4b + 6 +24 =>
3a = 4b+ 30
a = (4b+30)/3
(4b+30)/3 + ³⁾b = ³⁾73 =>
4b+30 +3b = 219 =>
7b = 219-30 = 189 =>
b = 189:7 => b = 27
a = 73-27 => a = 46
#copaceibrainly
