SOLUTION: which of the following is the simplest form of the expression: 15/[3+23*1-4*2(3+1)]?

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Question 758283: which of the following is the simplest form of the expression: 15/[3+23*1-4*2(3+1)]?
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
15/[3+23*1-4*2(3+1)]
15/[3+23*1-4*2(4)]
15/[3+23-4*2(4)]
15/[3+23-8(4)]
15/[3+23-32]
15/[26-32]
15/[-6]
-15/6
-5/2