SOLUTION: Not sure how to solve this problem if f(x)=5x+2 and g(x)=3x-4 find (fog)(x)

Algebra ->  Algebra  -> Functions -> SOLUTION: Not sure how to solve this problem if f(x)=5x+2 and g(x)=3x-4 find (fog)(x)      Log On

Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!
Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!

   

Question 634653: Not sure how to solve this problem

if f(x)=5x+2 and g(x)=3x-4 find (fog)(x)
Answer by Alan3354(31518) About Me  (Show Source):
You can put this solution on YOUR website!
if f(x)=5x+2 and g(x)=3x-4 find (fog)(x)
-------
f(x) = 5x + 2
Sub 3x-4 for x
f(g(x)) = 5(3x-4) + 2
= 15x - 18