If x/y = 2/5, then (x + y)/(x - y) = ?
Choose the correct choice from the following:
A) 5	B) 1/5	C) -1/6	D) -1/5	E) -7/3
Any x and y satisfying x/y = 2/5 should give the same value for (x + y)/(x - y).   Say x=2 and y=5, then (x + y)/(x - y) = (2 + 5)/(2-5) = -7/3.   Answer: -7/3.
<result>E</result>
If x/y = 2/5, then (x + y)/(x - y) = ?