Question

Simplify the following expressions. 1. 3a - b {a - (1 - a)} - b (1 - 2a)​

Answer 1

Answer:

hope this helps

Step-by-step explanation:

. 3a - b {a - (1 - a)} - b (1 - 2a)​

3a +a -2a -a

4a -2a =2a -a 1a

1a -2b

Answer 2

Answer: 6a square - b

Step-by-step explanation:

3a-b{a-(1-a)}-b(1-2a)

3a-b(2a)-b+2ab

6a square -2ab - b + 2ab

6a square - b