SOLUTION: give the next number in the pattern 17 23 15 21 13 19

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Question 223304: give the next number in the pattern 17 23 15 21 13 19
Found 2 solutions by checkley77, rfer:
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
17 23 15 21 13 19 [11]
+6 -8 +6 -8 +6 -8

Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
the sequence is +6,-8
next number=11