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Question
Find the sum of
2mn+11x and 22x+4mn.
Options:
A .  6mn+33x
B .  33mnx
C .  5mn+22x
D .  29mnx
Answer: Option A
:
A
In order to findthe sum of 2mn+11xand22x+4mn, we need to group the like terms first (we can add only the like terms).
(2mn+11x)+(22x+4mn)
=2mn+11x+22x+4mn
=(2mn+4mn)+(11x+22x)
=6mn+33x
Hence, the sum is
6mn+33x.

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