SOLUTION: what integer would come next in the following pattern 18,3,-12

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Question 746518: what integer would come next in the following pattern 18,3,-12
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

18,3,-12
18-15=3
3-15=-12
next one will be
-12-15=-27