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GMAT PREP is x-y+1 >X+y-1

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by logitech » Sun Dec 07, 2008 12:03 pm
x-y+1>x+y-1

2>2y

Is 1>y ?

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by shafeek » Thu Dec 11, 2008 5:48 pm
Reason like this.

If x > 0 or x< 0 an equal amount will be deducted or added to the two numbers

but if y changes value then one value will become fully addition.. this is determined by y's sign..
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