Verified Answer :

TSO

\(f(4) = 3(4) - 1 = 12 -1 = \boxed{\bf{11}}\)

Billymkhoi

To find f(4), you just replace wherever x is with 4.

f(x) = 3x - 1
⇒ f(4) = 3*(4) - 1
⇒ f(4)= 12-1
⇒ f(4)= 11.

f(4) = 11 is the final answer.

Hope this helps~

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