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May 4th, 2017, 05:50 PM  #1 
Newbie Joined: May 2017 From: US Posts: 3 Thanks: 0  College Level Placement Pretest 20170504_202140[1].jpg Can someone please explain why the answer is b? I would very much appreciate it! 
May 4th, 2017, 06:20 PM  #2 
Math Team Joined: Jul 2011 From: Texas Posts: 2,656 Thanks: 1327 
parallel lines have the same slope ... $x5y=8 \implies m = \dfrac{1}{5}$ $2x10y=8 \implies m = \dfrac{1}{5}$ 

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