SOLUTION: can i get help simplifing this expression (2x+y)+(x-y)

SOLUTION: can i get help simplifing this expression (2x+y)+(x-y)

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Question 73046: can i get help simplifing this expression
(2x+y)+(x-y)
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Add like terms. To do this, group the similar terms first
Now add the like terms. In this problem the parenthesis are used for grouping, they don't serve a purpose. In a sense (a+b)=a+b

Here's your answer
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