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# The line y = ax + b

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The line y = ax + b [#permalink]  10 Jun 2018, 08:50
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Question Stats:

79% (00:44) correct 20% (01:03) wrong based on 43 sessions
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#GREpracticequestion The line y=ax+by=ax+b is graphed .jpg [ 11.48 KiB | Viewed 849 times ]

The line $$y = ax + b$$ is graphed on the rectangular coordinate axes

 Quantity A Quantity B $$a$$ $$\frac{b}{-c}$$

A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
[Reveal] Spoiler: OA

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Re: The line y = ax + b [#permalink]  11 Jun 2018, 03:51
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Carcass wrote:
Attachment:
axes.jpg

The line $$y = ax + b$$ is graphed on the rectangular coordinate axes

 Quantity A Quantity B $$a$$ $$\frac{b}{-c}$$

A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.

Sub (c,0) in $$y = ax + b$$, we get a = -b/c.

Sub (0,b) we get b = b no use.

We have column A and B values as same.

C.
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Re: The line y = ax + b [#permalink]  13 Jun 2018, 18:17
Quantity A = a = slope = (b-0)/(0-c) = b/-c = Quantity B

Key: C
Re: The line y = ax + b   [#permalink] 13 Jun 2018, 18:17
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