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# m23 #33

Author Message
Manager
Joined: 20 Oct 2013
Posts: 78
Location: United States
Concentration: General Management, Real Estate
Followers: 0

Kudos [?]: 12 [1] , given: 15

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21 Apr 2014, 05:45
1
KUDOS
Plug in the numbers and see how:
A) -2x-x+2=1->x=1/3
B) -x-x+1=1-> x=0
C) -x=1
D) x-x-1=1=> -1=1 (ten ten!)

So choose D
Re: m23 #33   [#permalink] 21 Apr 2014, 05:45
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# m23 #33

Moderator: Bunuel

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