Question

please answer tis question very important​

Answer 1

(a+b-3)+(a-b+3)+(b-a+3)

=a+b-3+a-b+3+b-a+3

=a+a-a+b+b-b-3+3+3

=a+b+3

Answer 2

Good evening friend.

how are you?

keep smiling.

and remain always happy.

my wish God fullfill your all wishes

and your all dreams come true.