tolong jawab nomor 6 ya

(f o g) (x) = 2x+ 1
f(x) = 3x-1
f(g(x)) = 3(g(x)) -1
f(g(x)) = f(g(x))
3 g(x)-1 = 2x+1
3 g(x) =2x+2
[tex] g(x) = \frac{2x + 2}{3} [/tex]