SOLUTION: If the given terms are part of an arithmetic sequence, write a rule for the sequence, then find a9 A1=11 and a5=27

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Question 1121694: If the given terms are part of an arithmetic sequence, write a rule for the sequence, then find a9
A1=11 and a5=27
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
Common Difference, %2827-11%29%2F%285-1%29=16%2F4=4;

General Term, n being index, 11%2B4%28n-1%29;

You finish.