Identify the function in which y varies directly with x. a.y=x b.y=9x-9 c.y=9x+9 d.y=0x
T taylor1010 New member Joined Oct 27, 2010 Messages 5 Oct 28, 2010 #1 Identify the function in which y varies directly with x. a.y=x b.y=9x-9 c.y=9x+9 d.y=0x
tkhunny Moderator Staff member Joined Apr 12, 2005 Messages 11,339 Oct 28, 2010 #2 "y varies directly with x" Translated to algebra means y = a*x You pick.