SOLUTION: The next number in the series 10, -5, 25, -35, 85, -155 is:

SOLUTION: The next number in the series 10, -5, 25, -35, 85, -155 is:

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Question 1023165: The next number in the series 10, -5, 25, -35, 85, -155 is:

Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
325.
The sequence is modeled by the equation .
Plug in n = 7 into the equation to get =325.
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