SOLUTION: Insert 4 arithmetic means between -11. And 19

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Question 855822: Insert 4 arithmetic means between -11. And 19
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!

an = a + (n - 1)d
a1=-11

19= -11 + 5d
30=5d
d=6
-11, -11+6, -11+12,-11+18,-11+24, 19
{-11, -5, 1, 7, 13, 19}