SOLUTION: I am confused with this problem. Can someone help? f(x)=5x-1 Find the followinf for f(a-2. Thanks.

Algebra ->  Equations -> SOLUTION: I am confused with this problem. Can someone help? f(x)=5x-1 Find the followinf for f(a-2. Thanks.      Log On


   

Question 93200: I am confused with this problem. Can someone help?
f(x)=5x-1
Find the followinf for f(a-2.
Thanks.
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
f(x)=5x-1
Find the following for f(a-2)
:
Just substitute (a-2) for x in the original equation.
f(a-2) = 5(a-2) - 1
Multiply what's inside the brackets:
f(a-2( = 5a - 10 - 1
:
f(a-2) = 5a - 11