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

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

Algebra.Com

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(69443) (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

RELATED QUESTIONS
This is coming from the University of Houston online textbook, section 3.6 #39, if that... (answered by stanbon)

Not sure how to make the "o" smaller than what I have it.... find (fog(x): (gof)(x):... (answered by Cromlix)

For this problem, let f(x) = 3x^2 - 1 and g(x) = 2x + 5. Find f(g(-4)) and g(f(-4)). (answered by jim_thompson5910,solver91311)

Please solve, show work and simplify 1. f(x)=3x-2 g(x)=x2-3x Find: (fog)(x) - (answered by Flake)

Please solve and then tell if a function or not Thank you so much!! f(x) =3x-2... (answered by stanbon,jim_thompson5910)

if f(x)=x^2 and g(x)=1-5x, find... (answered by solver91311)

let f(x) = 3x^2 + 2x -1 and g(x) = 5x + 7 find (fog)(-2)... (answered by josgarithmetic,ikleyn,MathTherapy)

Hi! I'm stuck on this problem and I'm not sure how to go about it. Can anybody... (answered by MathLover1)

Please Help me solve this problem f(x)=5x^2-8x g(x)=x^2-3x-40 Find f/g(x) I know (answered by stanbon)