Factor the following expression using the GCF: 2dr – 4r. 2 r( d – 2)
2 r( d – 1)
r(2 d – 4)
2( dr – 2 r)

Lesson 9-3 for items 8-10, a square is drawn in the coordinate plane, with vertices as shown in the diagram. then the square is reflected across the x-axis. -2 4 8. the function that describes the reflection is (x, y) - a. (x, y-3). b. (x, y-6). c. (-x, y). d. (x,- y).