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Question
On subtracting (x+a) from (4x+3a), the result obtained is_____.
Options:
A .  3x+2a
B .  9x+6a
C .  11x+2a
D .  3x+7a
Answer: Option A
:
A
Arrange the polynomials with like terms one below the other. Change the sign of each term to be subtracted and then combine the like terms.
4x+3ax+a()()3x+2a
(4x+3a)(x+a)=3x+2a

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