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May 4th, 2017, 04:35 PM   #1
Joined: May 2017
From: US

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College Level Placement Pretest

Which of the following equations is a line parallel to the graph of x-5y=8 ?

a. x+5y=8
b. 5x-y=8
c. 2x+10y=8
d. 2x-10y=8
e. 10x-2y=8

Can someone please explain to me why the answer is D?
And show the work step by step; I would appreciate it.

Last edited by skipjack; May 5th, 2017 at 01:13 AM.
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May 4th, 2017, 04:45 PM   #2
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Rewrite both in y = mx + b format.
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May 4th, 2017, 07:50 PM   #3
Joined: Feb 2015
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Look for identical slope, lines that are parallel have same slope (m).
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