SOLUTION: the sum of two numbers is 9 and their difference is 6,what are the numbers?

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Question 929846: the sum of two numbers is 9 and their difference is 6,what are the numbers?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
A%2BB=9
A-B=6
Add the equations together.
A%2BB%2BA-B=9%2B6
2A=15
A=15%2F2
Then,
15%2F2%2BB=9
B=18%2F2-15%2F2
B=3%2F2