SOLUTION: If f(x)=5x-1 find f(a-2)

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Question 120276: If f(x)=5x-1
find
f(a-2)
Answer by MathLover1(20849) About Me  (Show Source):
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If f%28x%29=5x-1
find
f%28a-2%29+
f%28x%29=5x-1.........substitute x with a-2
f%28a-2%29=+5%28a-2%29-1
f%28a-2%29=+5a+-+10+-1
f%28a-2%29=+5a+-+11