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If 5x + 3y – 4 = 3x + y, what is x ? (1) y^2 = 1 (2) x + y = 2

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V
Joined: 02 Sep 2009
Posts: 41886

Kudos [?]: 128752 [0], given: 12182

If 5x + 3y – 4 = 3x + y, what is x ? (1) y^2 = 1 (2) x + y = 2 [#permalink]

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New post 12 Sep 2017, 05:07
00:00
A
B
C
D
E

Difficulty:

(N/A)

Question Stats:

73% (00:42) correct 27% (00:16) wrong based on 11 sessions

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Kudos [?]: 128752 [0], given: 12182

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B
Joined: 02 Nov 2015
Posts: 176

Kudos [?]: 22 [0], given: 121

GMAT 1: 640 Q49 V29
Premium Member CAT Tests
Re: If 5x + 3y – 4 = 3x + y, what is x ? (1) y^2 = 1 (2) x + y = 2 [#permalink]

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New post 12 Sep 2017, 07:13
It's an E.

Statement 1.. It gives two values of Y and hence not sufficient.
Statement 2 is the same as the original equation.. gives nothing extra information about x or Y.

On combining both statements still we have no definite answer.

So E is the answer.

Sent from my Lenovo TAB S8-50LC using GMAT Club Forum mobile app

Kudos [?]: 22 [0], given: 121

Re: If 5x + 3y – 4 = 3x + y, what is x ? (1) y^2 = 1 (2) x + y = 2   [#permalink] 12 Sep 2017, 07:13
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If 5x + 3y – 4 = 3x + y, what is x ? (1) y^2 = 1 (2) x + y = 2

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