The image of point a after a dilation of 3 is (6,15). what was the orgianal location of point a?

(2, 5)

Step-by-step explanation:

Dilating 3, means that the values were multiplied by 3.  To find their original location, divide the x and y values of the new point by 3...

(6/3, 15/3) = (2, 5)

b is the final answer! : )

6, 10

9, -13

12, -21

18, -23

step-by-step explanation:

you just add 6 to the x-coordinate and subtract 10 from the y-coordinate.