SOLUTION: I have a BIG test and I need some help. Given f(x) = -5x-1, find f(a-1). How do you solve this? Thanks in advance.

SOLUTION: I have a BIG test and I need some help. Given f(x) = -5x-1, find f(a-1). How do you solve this? Thanks in advance.

Algebra.Com

Question 90358: I have a BIG test and I need some help. Given f(x) = -5x-1, find f(a-1).
How do you solve this? Thanks in advance.
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!

Plug in x=a-1 (just replace every x with a-1)

Distribute

Combine like terms
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