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# If x + 1 = t and t = 3 – x, then x =

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Manager
Joined: 24 Oct 2016
Posts: 220
GMAT 1: 670 Q46 V36
If x + 1 = t and t = 3 – x, then x =  [#permalink]

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25 Aug 2018, 08:53
00:00

Difficulty:

5% (low)

Question Stats:

91% (00:19) correct 9% (01:51) wrong based on 23 sessions

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If x + 1 = t and t = 3 – x, then x =

A) -2
B) -1
C) 0
D) 1
E) 2

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Director
Joined: 20 Feb 2015
Posts: 796
Concentration: Strategy, General Management
Re: If x + 1 = t and t = 3 – x, then x =  [#permalink]

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25 Aug 2018, 09:34
dabaobao wrote:
If x + 1 = t and t = 3 – x, then x =

A) -2
B) -1
C) 0
D) 1
E) 2

I think we just have to substitute the respective values

x+1 = 3-x
2x=2
x=1
Board of Directors
Status: QA & VA Forum Moderator
Joined: 11 Jun 2011
Posts: 4230
Location: India
GPA: 3.5
If x + 1 = t and t = 3 – x, then x =  [#permalink]

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25 Aug 2018, 10:04
dabaobao wrote:
If x + 1 = t and t = 3 – x, then x =

A) -2
B) -1
C) 0
D) 1
E) 2

$$x + 1 = t$$ and $$t = 3 – x$$

Substitute the value of "t"

$$x + 1 = 3 - x$$

Or, $$2x = 2$$

Or, $$x = 1$$ , Answer must be (D)
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If x + 1 = t and t = 3 – x, then x = &nbs [#permalink] 25 Aug 2018, 10:04
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