SOLUTION: x + 3y = 2 -x + y = 1

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Question 346152: x + 3y = 2
-x + y = 1
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.x+%2B+3y+=+2
2.-x+%2B+y+=+1
Add the equations together.
x%2B3y-x%2By=2%2B1
4y=3
highlight%28y=3%2F4%29
Then from eq. 2,
-x%2B3%2F4=1
highlight%28x=-1%2F4%29