Suppose that x and y vary inversely, and x = 2 when y = 7. Write the function that models the inverse variation.
A.y=5/x
B.y=14/x
C.y=9/x
D.
y = 3.5x
A.y=5/x
B.y=14/x
C.y=9/x
D.
y = 3.5x