2. Efectuați : a) [1 + 2 x (6 +6:3) - 5]: 6 = urgent

Răspuns:
[1+2×(6+2)-5]:6=
(1+2×8-5):6=
(1+16-5):6=
(17-5):6=
12:6=2
Sper ca te am ajutat!☆☆☆