Q. Which expression is equivalent to 2w+w?Choices:(A) w3(B) w+3(C) 2w(D) 3w
Combine like terms: Combine like terms.2w+w means we are adding one 'w' to two 'w's, which gives us three 'w's.So, 2w+w=3w.
Match with choices: Match the result with the given choices.We have found that 2w+w=3w. Now we need to see which choice matches our result.(A) w3 is not correct because it represents w multiplied by itself three times.(B) w+3 is not correct because it represents a single w plus 3, not three w's.(C) 2w is not correct because it represents two w's, not three.(D) 3w is correct because it represents three w's.