Determine the ninth term in the sequence whose nth term

SOLUTION
The nth term of the sequence is:
[tex]a_n=4n+7[/tex]To find the ninth term, substitute n=9 into the equation, it follows:
[tex]\begin{gathered} a_9=4(9)+7 \\ a_9=36+7 \\ a_9=43 \end{gathered}[/tex]Therefore the ninth term is 43.