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  • Mathematical Simplification
  • Simplify : b - [ b - ( a + b ) - b - { b - a + b ) } + 2a ]
Multiple choice

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

  1. 4a

  2. 4b

  3. 2a

  4. 2b

  5. none of these

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

b - {(a+b)-2a-(a+b)+b-2a}= b-{a+b-2a-a-b+b-2a}= b-{b-4a}= b-b+4a= 4a

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