PASCAL 2000 Problem 3

Past Contests PASCAL PASCAL - 2000
, ,
1

If x=4 and y=-3, then the value of \displaystyle\frac{x-2y}{x+y} is

Answer Choices
A. -\frac12
B. -2
C. \frac{10}{7}
D. -\frac27
E. 10