Question

Simplify 4a – 7b + 2ab – a + b.

Group of answer choices

15ab

4a – 7b + 2ab

3a – 6b + 2ab

-ab

Answer 1

- ab and 15ab

Explanation:

Answer 2

3a - 6b + 2ab

Explanation:

We can group the a's and b's like this:

4a - 7b + 2ab - a + b

4a - a - 7b + b + 2ab

3a - 6b + 2ab