Answer:
30
Step-by-step explanation:
Answer:2x -3y=9 .
A
70.80
...... ................ .......
f(x) = 2/x and g(x) = 2/x
f(g(x)) = f(2/x) = 2/(2/x) = x
g(f(x)) = g(2/x) = 2/(2/x) = x