Question

Помогите! 9•9y-11/6+3у=8

Answer 1

9*(9y-11)/6+3y=8
3*(9y-11)/2+3y=8
3*(9y-11)+6y=16
27y-33+6y=16
27y+6y=33+16
33y=49
y=49/33=1 16/33

Answer 2

Забыл

Answer 3

:)