Question

cum se rezolva urmatorul exercitiul ?? (b:11-4): 3 -110:2 = 4

Answer 1

(b:11-4):3-110:2=4    ⇔
(b:11-4):3-55=4 |+55 ⇔
(b:11-4):3=59 |·3       ⇔
b:11-4=177  |+4         ⇔
b:11=181  |·11           ⇔
b=1991

Answer 2

$(b:11-4): 3 -110:2 = 4 \\ (b:11-4):3-55=4 \\ (b:11-4):3=4+55 \\ (b:11-4):3=59 \\ b:11-4=59 \cdot 3 \\ b:11-4=177 \\ b:11=177+4 \\ b:11=181 \\ b=181 \cdot 11 \\ x=1991$