If x+y=300, x-y=200, for integers of x and y, y=? Pick:  A) 200  B) 250  C) 50  D) 115  E) 150
x+y = 300   x-y = 200   2x = 100   x = 50   y = 250   Answer is 250
<result>B</result>
If x+y=300, x-y=200, for integers of x and y, y=?