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If 2x - 3y = 6, then 6y - 4x =

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Bunuel
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If 2x - 3y = 6, then 6y - 4x = [#permalink] New post   21 Aug 2018, 06:08
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Question Stats:

77% (00:36) correct 23% (01:01) wrong based on 88 sessions
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If 2x - 3y = 6, then 6y - 4x =

A. -12
B. -6
C. 6
D. 12
E. Cannot be determined
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A
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Re: If 2x - 3y = 6, then 6y - 4x = [#permalink] New post   21 Aug 2018, 06:12
Given 2x-3y = 6.
Multiply this by -2 gives 6y-4x = -12
A is the answer

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Re: If 2x - 3y = 6, then 6y - 4x = [#permalink] New post   21 Aug 2018, 11:22
Bunuel wrote:
If 2x - 3y = 6, then 6y - 4x =

A. -12
B. -6
C. 6
D. 12
E. Cannot be determined


\(\frac{6y - 4x}{-3y + 2x} = -2\)

So, The value of \(6y - 4x = -12\), Answer must be (A)
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Re: If 2x - 3y = 6, then 6y - 4x = [#permalink] New post   21 Aug 2018, 14:02
Bunuel wrote:
If 2x - 3y = 6, then 6y - 4x =

A. -12
B. -6
C. 6
D. 12
E. Cannot be determined



Given ,

2x - 3y = 6

6y - 4x = -12 ( multiply by -2 )

The best answer is A.
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Re: If 2x - 3y = 6, then 6y - 4x = [#permalink] New post   22 Aug 2018, 05:39
Bunuel wrote:
If 2x - 3y = 6, then 6y - 4x =

A. -12
B. -6
C. 6
D. 12
E. Cannot be determined


6y - 4x = -2 (2x - 3y) = -2 * 6 =-12

Answer: A
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Re: If 2x - 3y = 6, then 6y - 4x = [#permalink] New post   23 Aug 2018, 16:59
Expert Reply
Bunuel wrote:
If 2x - 3y = 6, then 6y - 4x =

A. -12
B. -6
C. 6
D. 12
E. Cannot be determined


Multiplying the given equation by -2, we have:

-4x + 6y = 6y - 4x = -12

Answer: A
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Re: If 2x - 3y = 6, then 6y - 4x = [#permalink]
23 Aug 2018, 16:59
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