Simplify: b - [b - (a + b) - {b - (b - a - b)} + 2a] – McqOptions

MCQOPTIONS

1.	Simplify: b - [b - (a + b) - {b - (b - a - b)} + 2a]
A.	2b
B.	1
C.	0
D.	3b
Answer» B. 1

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