Thursday
July 30, 2015

Homework Help: Math help please

Posted by Delilah on Sunday, May 5, 2013 at 10:12pm.

1. (9m + 6) + (–5m – 6)

4m + 12
14m + 12
14m – 12
4m


2. (3r^2 + 7r + 1) + (4r^2 – 8r – 2)

7r2 + 15r – 1
7r2 – r – 1
7r2 – 15r – 3
–r2 – r – 1

3. (6h + 1) – (9h + 4)

–3h – 3
15h – 5
–3h + 3
–3h + 5

4. (–7w^2 – 2w – 1) – (–5w^2 + 3w – 2)

12w^2 + 5w + 1
–2w^2 – 5w – 1
–2w^2 – 5w + 1
–12w^2 – 5w – 3

My answers:
1. 14m + 12
2. 7r2 – r – 1
3. 15h – 5
4. –12w^2 – 5w – 3

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Members