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Which of the following values of x could be correct for the positive v
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15 Mar 2022, 11:03
15 Mar 2022, 11:03
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Question Stats:
92% (00:55) correct
7% (00:53) wrong based on 13 sessions
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Which of the following values of x could be correct for the positive value of y in the given equation?
2x + y = 12
Options:
A
x = 4
B
x = 9
C
x = –4
D
x = 0
E
x = 7
2x + y = 12
Options:
A
x = 4
B
x = 9
C
x = –4
D
x = 0
E
x = 7
Re: Which of the following values of x could be correct for the positive v
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15 Mar 2022, 11:10
15 Mar 2022, 11:10
2
Expert Reply
Rewriting the given equation yields
\(y= 12-2x\)
In order to obtain \(y\) as a positive number, \(2x\) must be less than 12. We need to find the options where \(2x<12\).
We see that A, C, and D are the correct answers.
\(y= 12-2x\)
In order to obtain \(y\) as a positive number, \(2x\) must be less than 12. We need to find the options where \(2x<12\).
We see that A, C, and D are the correct answers.
gmatclubot
Re: Which of the following values of x could be correct for the positive v [#permalink]
15 Mar 2022, 11:10
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