Answer:
[tex]g(a-1) = 5a-9[/tex]
Step-by-step explanation:
Hi there!
[tex]g(x) = 5x - 4[/tex]
Replace all x's with a-1:
[tex]g(a-1) = 5(a-1) - 4\\g(a-1) = 5a-5 - 4\\g(a-1) = 5a-9[/tex]
I hope this helps!