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If x – 4y = 1, what is the value of x ?

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Math Expert
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Joined: 02 Sep 2009
Posts: 57229
If x – 4y = 1, what is the value of x ?  [#permalink]

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New post 09 Aug 2019, 02:49
00:00
A
B
C
D
E

Difficulty:

  15% (low)

Question Stats:

79% (00:50) correct 21% (01:10) wrong based on 42 sessions

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Joined: 18 Apr 2019
Posts: 61
Re: If x – 4y = 1, what is the value of x ?  [#permalink]

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New post 09 Aug 2019, 05:22
S1 just restates the equation given in the question. INSUFF

S2 provides an equation with 2 variables. BUT, we already have one equation from question stem. So,2 variables, 2 eq. SUFF
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Joined: 05 Jul 2019
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Location: India
Schools: ISB '21
Re: If x – 4y = 1, what is the value of x ?  [#permalink]

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New post 09 Aug 2019, 10:09
Statement 1 not sufficient
Statement 2 sufficient as 2 equations and 2 unknons

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Re: If x – 4y = 1, what is the value of x ?   [#permalink] 09 Aug 2019, 10:09
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If x – 4y = 1, what is the value of x ?

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