SOLUTION: Subtract -x+y from 3x+y

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Question 196927: Subtract -x+y from 3x+y
Found 2 solutions by mathsteacher, jim_thompson5910:
Answer by mathsteacher(28) About Me  (Show Source):
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
%283x%2By%29-%28-x%2By%29 Start with the given expression.


3x%2By%2Bx-y Distribute


%283x%2Bx%29%2B%28y-y%29 Group like terms


4x Combine like terms


So %283x%2By%29-%28-x%2By%29=4x