SOLUTION: X + Y = K X - Y = K What is the solution of the system? Please help

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Question 984707: X + Y = K
X - Y = K
What is the solution of the system?
Please help
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


If you add the two equations, then you get

John

My calculator said it, I believe it, that settles it