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 May 4th, 2017, 04:35 PM #1 Newbie   Joined: May 2017 From: US Posts: 3 Thanks: 0 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.
 May 4th, 2017, 04:45 PM #2 Math Team   Joined: Oct 2011 From: Ottawa Ontario, Canada Posts: 12,609 Thanks: 845 Rewrite both in y = mx + b format.
 May 4th, 2017, 07:50 PM #3 Member   Joined: Feb 2015 From: Southwest Posts: 96 Thanks: 24 Look for identical slope, lines that are parallel have same slope (m).

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