Answer:
W'(1, 9), X'(5, 9), Y'(9, 5), Z'(1, 5)
Explanation:
x ---> x + 2 means every x-coordinate becomes x + 2. Add 2 to each original x-coordinate.
y ---> y + 8 means every y-coordinate becomes y + 8. Add 8 to each original y-coordinate.
W(-1, 1) ---> W'(1, 9)
X(3, 1) ---> X'(5, 9)
Y(7, -3) ---> Y'(9, 5)
Z(-1, -3) ---> Z'(1, 5)