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# Is x = y ? (1) x - y = 6 (2) x + y = 0

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Senior Manager
Joined: 10 Mar 2008
Posts: 341
Is x = y ? (1) x - y = 6 (2) x + y = 0 [#permalink]

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10 Oct 2008, 06:58
Is │x│=│y│?
(1) x - y = 6
(2) x + y = 0

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Manager
Joined: 27 Sep 2008
Posts: 76

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10 Oct 2008, 07:01
|x| = |y|

four scenarios

either -x = -y or x = y or -x = y or x = -y

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This is not a quality discussion. It has been retired.

If you would like to discuss this question please re-post it in the respective forum. Thank you!

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Re: Absolute value   [#permalink] 10 Oct 2008, 07:01
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# Is x = y ? (1) x - y = 6 (2) x + y = 0

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