SOLUTION: x+3y=7 3x+3y=9

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Question 857673: x+3y=7 3x+3y=9
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
x+3y=7
x=7-3y

3x+3y=9
3(7-3y) +3y=9
21-9y+3y=9
-6y= -12
y=2
find x by plugging y