4/9n+6=4/3

Answer 1

too ambiguous
do you mean ..

4/(9n+6)=4/3 or
4/(9n)+6=4/3 or
(4/9)n+6=4/3 ??

Answer 2

(4/9)n+6=4/3

Answer 3

in that case just multiply each term by 9, the lowest common denominator to get
4n + 54 = 12

I am sure you can take it from there.

Answer 4

-10 1/2

Answer 5

correct