A certain store sells only black shoes and brown shoes. In a certain week, the store sold x black shoes and y brown shoes. If 1/3 of all shoes sold that week were black, which of the following expressions represents the value of y, in terms of x?	Pick:
A) x/3
B) x/2
C) 2x/3
D) 3x/2
E) 2x
x/(x+y) = 1/3   3x = x+y   2x = y   y = 2x   Answer 2x
<result>E</result>
A certain store sells only black shoes and brown shoes. In a certain week, the store sold x black shoes and y brown shoes. If 1/3 of all shoes sold that week were black, which of the following expressions represents the value of y, in terms of x?