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May 5th, 2017, 10:28 PM  #1 
Senior Member Joined: Jan 2017 From: US Posts: 104 Thanks: 5  Y Varies Directly With X Suppose y varies directly with x. If y = negative4 when x = 1/2, what is the value of y when x =2/3? So, how would I set this up compared to how I would set it up if y was inversely related to x? 
May 6th, 2017, 01:54 AM  #2 
Global Moderator Joined: Dec 2006 Posts: 18,140 Thanks: 1415 
"y varies directly with x" means that y = kx, where k is a constant. Does that help?

May 7th, 2017, 12:03 AM  #3 
Senior Member Joined: Jan 2017 From: US Posts: 104 Thanks: 5  

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