SOLUTION: The sum of the digits of a two-digit number is 7. When the digits are reversed, the number is increased by 27. Find the original number.

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Question 903618: The sum of the digits of a two-digit number is 7. When the digits are reversed, the number is increased by 27. Find the original number.
Answer by tmwilliamlin168(27) About Me  (Show Source):
You can put this solution on YOUR website!
x+y=7
10y+x=10x+y+27
9y-9x=27
y-x=3
y=x+3
2x+3=7
x=2
y=5
the number is 25