The solution of x + y = 10 and x − y = 4 is
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Answer: A. x = 7, y = 3
Adding the equations gives 2x = 14, so x = 7 and y = 3.
Tap an answer to check.
Answer: A. x = 7, y = 3
Adding the equations gives 2x = 14, so x = 7 and y = 3.