If $$\tan(x + y) = 1$$ and $$\cos(x - y) = \surd{3}/2$$, then what is the value of x and y?

A

X = 3, y = 4.5

B

X = 37.5, y = 7.5

C

X = 7.5, y = 37.5

D

X = 4.5, y = 3