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2x-y=5
[#permalink]
15 Apr 2022, 10:15
15 Apr 2022, 10:15
Expert Reply
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Question Stats:
77% (00:37) correct
22% (01:07) wrong based on 9 sessions
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\(2x-y=5\)
\(4x=10+2y\)
A. Quantity A is greater
B. Quantity B is greater
C. The two quantities are equal
D. The relationship cannot be determined from the information given
\(4x=10+2y\)
Quantity A |
Quantity B |
x |
5 |
A. Quantity A is greater
B. Quantity B is greater
C. The two quantities are equal
D. The relationship cannot be determined from the information given
Part of the project: GRE Quantitative Reasoning Daily Challenge - (2022) EDITION
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GRE Math Essentials for a TOP Quant Score - Q170!!! (2021)
GRE Geometry Formulas for a Q170
GRE - Math Book
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
GRE Math Essentials for a TOP Quant Score - Q170!!! (2021)
GRE Geometry Formulas for a Q170
GRE - Math Book
Re: 2x-y=5
[#permalink]
15 Apr 2022, 11:29
15 Apr 2022, 11:29
2
Both equation are same, if we divide 2nd eq by 2 and scuffle, we get 4x/2=10/2+2y/2 ----> 2x = 5 + y -----> 2x - y = 5
We need 2 equations to solve 2 variables, however only have 1 eq, so can't find x.
Hence option D is correct ans
We need 2 equations to solve 2 variables, however only have 1 eq, so can't find x.
Hence option D is correct ans
gmatclubot
Re: 2x-y=5 [#permalink]
15 Apr 2022, 11:29
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