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What is the 23rd term in the arithmetic sequence: 11, 14, 17, 20...?

All I need is the formula to find the it because I have to show work. Thanks.

6 answers

if a is the first term
and d is the common difference
then Term(n) = a + (n-1)d

thanks =]

so a = 11 and d = 3, so 23 = 11 + (23-1) 3.
The 23rd term is 77 because 11 + 22(3) = 77 =]

answer this
11 ,14,17,20

Nice☺️☺️

17

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