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If x – 3y = – 20, then 2x – 6y =

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If x – 3y = – 20, then 2x – 6y =  [#permalink]

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New post 02 Nov 2018, 03:14
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00:00
A
B
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D
E

Difficulty:

  15% (low)

Question Stats:

85% (00:21) correct 15% (00:33) wrong based on 20 sessions

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If x – 3y = – 20, then 2x – 6y =

(A) - 40
(B) - 10
(C) 0
(D) 10
(E) 40

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Re: If x – 3y = – 20, then 2x – 6y =  [#permalink]

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New post 02 Nov 2018, 03:27
1
Multiply the equation with 2 on both sides. Thereby getting 2x – 6y = -40

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Re: If x – 3y = – 20, then 2x – 6y = &nbs [#permalink] 02 Nov 2018, 03:27
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If x – 3y = – 20, then 2x – 6y =

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