SOLUTION: what is the answer the X-Y= 4 X-3Y=4

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Question 323588: what is the answer the X-Y= 4
X-3Y=4
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
X-Y= 4
X-3Y=4
subtract the second equation from the first to eliminate X
X-Y-X+3Y=0
2Y=0
Y=0
..
plug the value of y in first equation
x-0=4
X=4