Question

The image point of A after a translation right 5 units and up 5 units is the point B(13,9). Determine the coordinates of the pre-image point A.​

Answer 1

A(8,4)

Explanation:

Lets assume A(x,y)

then B(13,9)

X+5=13

x=13-5

x=8

again Y+5=9

Y=9-5

Y=4

so A(8,4)