SOLUTION: If f(x)= -4/5x+10 and g(x)= 2x+1, what is g(f(15)

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Question 1108936: If f(x)= -4/5x+10 and g(x)= 2x+1, what is g(f(15)
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
If f(x)= -4/5x+10 and g(x)= 2x+1, what is g(f(15)
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Is it f(x)= (-4/5)x+10 ?
Or f(x)= -4/(5x)+10 ?
Or f(x)= -4/(5x+10) ?
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what is g(f(15) --- parentheses don't match
For g(f(15)),
Sub 15 for x in f(x).
Then sub that in g(x).