Answer:
The Answer is -5CD when simplified
Explanation:
1) Distributive property
-3cd - d ( 2c - 4 ) - 4d
Turns to: 3cd -2cd + 4d - 4d Multiplying to negative give you a positive.
2) combine like terms
-3cd - 2cd = -5cd
4d - 4d = 0
3) Answer
-5cd is your answer
Hopes this helps!