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Ajutor va rog!!!!!!!!!!!! [72:(8×2-40÷5)+91]÷(7+3)

Răspuns :

[72:(8×2-40÷5)+91]÷(7+3) = 
[72:(16-8) + 91]: 10 = 
[72 :8 + 91] : 10 = 
[9 + 91] : 10 = 
100 : 10 = 
10 
[72:(8×2-40:5)+91]:(7+3)=
[72:(16-8)+91]:10=
(72:8+91):10=
(9+91):10=
100:10=10