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# If x ≠ 3/4 which one of the following will equal -2 when multiplied by

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Intern
Joined: 06 Apr 2016
Posts: 3
If x ≠ 3/4 which one of the following will equal -2 when multiplied by  [#permalink]

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Updated on: 09 May 2016, 08:51
1
1
00:00

Difficulty:

15% (low)

Question Stats:

82% (01:33) correct 18% (01:34) wrong based on 46 sessions

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If x ≠ 3/4 which one of the following will equal -2 when multiplied by (3-4x)/5 ?

A. (5-4x)/4
B. 10/(3-4x)
C. 10/(4x-3)
D. (3-4x)/5
E. (4x-3)/10

Originally posted by tusharforever on 09 May 2016, 08:23.
Last edited by Bunuel on 09 May 2016, 08:51, edited 1 time in total.
Renamed the topic and edited the question.
Math Expert
Joined: 02 Aug 2009
Posts: 7556
Re: If x ≠ 3/4 which one of the following will equal -2 when multiplied by  [#permalink]

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09 May 2016, 08:40
tusharforever wrote:
if x ≠ $$\frac{3}{4}$$ which one of the following will equal -2 when multiplied by $$\frac{3-4x}{5}$$ ?

A. 4
B. 3-4x
C. 4x-3
D. 5
E. 10

Hi,
pl relook and post the Q again...
either the data is not suff due to some typing error or its a flawed Q
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Posts: 54370
Re: If x ≠ 3/4 which one of the following will equal -2 when multiplied by  [#permalink]

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09 May 2016, 08:53
1
tusharforever wrote:
If x ≠ 3/4 which one of the following will equal -2 when multiplied by (3-4x)/5 ?

A. (5-4x)/4
B. 10/(3-4x)
C. 10/(4x-3)
D. (3-4x)/5
E. (4x-3)/10

$$\frac{(3-4x)}{5}*(?) = -2$$

$$(?) = \frac{-10}{(3-4x)} = \frac{10}{(4x-3)}$$

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Re: If x ≠ 3/4 which one of the following will equal -2 when multiplied by  [#permalink]

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28 Jul 2017, 18:50
tusharforever wrote:
If x ≠ 3/4 which one of the following will equal -2 when multiplied by (3-4x)/5 ?

A. (5-4x)/4
B. 10/(3-4x)
C. 10/(4x-3)
D. (3-4x)/5
E. (4x-3)/10

Given $$x ≠ \frac{3}{4}$$

Let the unknown value be $$= y$$

Given; $$\frac{(3-4x)}{5} * y = -2$$

$$y = \frac{-2 * 5}{(3-4x)}$$

$$y = \frac{-10}{(3-4x)}$$

$$y = \frac{-10}{-(4x - 3)}$$

$$y = \frac{10}{(4x -3)}$$

Re: If x ≠ 3/4 which one of the following will equal -2 when multiplied by   [#permalink] 28 Jul 2017, 18:50
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