Question

please answer this question fasssssst

Answer 1

Answer:

b-[b-(a+b)-{b-(b-a+b)}+2a

= b-b-a-b-b+b+a-b+2a

=2a-2b

=2 (a-b)

Hope it helps you☺

Answer 2

Answer:

b-[ b-(a+b)-{b-(b-a+b)}+2a]

b-[b-(a+b)-{b-(-a)}+2a]

b-[b-(a+b)-{b+a}+2a]

b-[b-(a+b)-b-a+2a]

b-[b-a-b-b-a+2a]

b-[-b]

b+b

2b