SOLUTION: what is f(2x+1) if f(x)=x+4x ?

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Question 57914: what is f(2x+1) if f(x)=x+4x ?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
what is f(2x+1) if f(x)=x+4x ?
f(2x+1)=(2x+1)+4(2x+1)
f(2x+1)=2x+1+8x+4
=10x+4
Cheers,
Stan H.