SOLUTION: the sum of two numbers is 54 and the difference is 12. what are the numbers?

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Question 803080: the sum of two numbers is 54 and the difference is 12. what are the numbers?
Answer by tommyt3rd(5050) About Me  (Show Source):
You can put this solution on YOUR website!
x+y=54
x-y=12
_________
2x=66
x=33
_________
y=54-33=21