Answer:
B (-50, 10)
Explanation:
You would multiply the original (x, y) coordinates by the scale factor 10, so
10* (x, y) =
10(-5, 1) =
Distribute 10 to multiply with -5 and 1 separately
x , y
(10 * -5), (10 * 1)
(-50, 10)
May have the wording wrong, but think I got the calcualtion right.