Verified Answer :

banhbaozi

First, we start off with the nth term formula for an arithmetic sequence, which is 
\(a_{n} =a_{1}+(n-1)d\)

plug in the sequence numbers where they belong

\(a_{n}=5+(n-1)*(-4)\)
\(a_{n}=5+(-4n+4)\)
\(a_{n}=5-4n+4\)
\(a_{n}=-4n+9\)

And this is the final answer
\(-4n+9\)

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