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m23 #33

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1 KUDOS received
Manager
Manager
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Joined: 20 Oct 2013
Posts: 75

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

Location: United States
Concentration: General Management, Real Estate
GMAT ToolKit User Premium Member
Re: m23 #33 [#permalink]

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New post 21 Apr 2014, 05:45
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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

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

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

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