translate the following vertice (8,3) to (x-3,y-8)?

Answer 1

singular is vertex, not vertice. Grr.

(8,3) + (x-11,y-11) -> (x-3,y-8)

Answer 2

Now, if you meant to shift it 3 left and 8 down, then

(8,3)+(-3,-8) -> (5,-5)