Question

Which expression is equivalent to 20c - 8d?

1. 2 (10c +4d)
2. 4 (5c - 8d)
3. 4 (5c - 2d)
4. c (20 - 8d)
PLEASE HELP ME!!

Answer 1

4 (5c - 2d)

Explanation:

I am going to show you how its 4 (5c - 2d) below.

We factorise .

4×5c - 4×2d

20c -8d

Hope it helped.

Aliyyah.