Lorena01 Lorena01
  • 07-07-2018
  • Mathematics
contestada

Helppppp pleaseeeeee

Helppppp pleaseeeeee class=

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mh101 mh101
  • 07-07-2018
I think he 2nd one because u add unlike together and get 5 and you put - in front of the 9
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kennyxue54pbf7zy kennyxue54pbf7zy
  • 07-07-2018
Within f(x), replace x with g(x) to get f(g(x)).


f(g(x)) = 9g(x) - 2 = 9(-x + 3) - 2 = -9x + 27 - 2

So, simplify and you get, 
f(g(x)) = -9x + 25

The answer is the third one.

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