SOLUTION: Solve each system by the substitution method. x + 3y = 2 -x + y = 1

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Question 320831: Solve each system by the substitution method.
x + 3y = 2
-x + y = 1
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
You posted a lot of problems.
You try them, send your work via the Thank You note.
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Doing your work is not tutoring.