SOLUTION: how do you find arithmetic means in the sequence _, 6, _,_,-3, _?

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Question 32431This question is from textbook Algebra 2
: how do you find arithmetic means in the sequence _, 6, _,_,-3, _? This question is from textbook Algebra 2

Answer by mukhopadhyay(490) About Me  (Show Source):
You can put this solution on YOUR website!
The sequence is 9, 6, 3, 0, -3, -6
Arithmetic mean is 9/6 = 1.5