Asked by Shawntrell

The first term of an arithmetic sequence is -3 and the fifteenth term is 53.
What is the common difference of the sequence?
14/13
25/7
4
Answered by Reiny
Use your definitions of the term of an arithmetic sequence

a = -3
term(15) = a + 14d
53 = -3 + 14d

solve for d
Answered by whitney
is this following sequence arithmetic is so identify the common difference
-73,-44,-15,14
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