Answer:
see in the pic, we have: Q(-3; 2) and P(-3;-3)
because this is a D(0.5,P)
=> x' = (-3 + 3).0,5 + -3 = -3
y' = (2 + 3).0,5 - 3 = -0.5
=> Q'(-3 ; - 0.5)
