Question 1026522
f(x) = 3x+2


g(x) = 2x+5


fog(x) = f(g(x))


g(5) = 2*5+5 = 15


fog(5) = f(g(5)) = f(15)


f(15) = 3*15+2 = 47


your answer is that fog(5) = 47