f) 11-(7×5-9×9:f:3):8=7
11-(35-81:f:3):8=7
(35-81:f:3):8=11-7
(35-81:f:3):8=4
35-81:f:3=4×8
35-81:f:3=32
81:f:3=35-32
81:f:3=3
81:f=3×3
81:f=9
f=81:9
f=9
g) 22-5×(38-4×g)=12
5×(38-4×g)=22-12
5×(38-4×g)=10
38-4×g=10:5
38-4×g=2
4×g=38-2
4×g=36
g=36:4
b=9
h) 26+(6×h-7×3):9=27
(6×h-21):9=27-26
(6×h-21):9=1
6×h-21=1×9
6×h-21=9
6×h=9+21
6×h=30
h=30:6
h=5
Dacă tu crezi că merit, astept coroana!
