Question

Factor the following expression using the GCF: 2dr – 4r.

r(2d – 4)
2r(d – 2)
2(dr – 2r)
2r(d – 1)

Answer 1

Second answer because 2r is the greatest factor that you can take of both 2dr and 4r

Answer 2

2r(d - 2)
factor out 2 r from the expression