SOLUTION: A number between 30 and 70 has digits which differ by 2 and the digits add to 12.

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Question 999249: A number between 30 and 70 has digits
which differ by 2 and the digits add to 12.
Answer by dkppathak(439) About Me  (Show Source):
You can put this solution on YOUR website!
A number between 30 and 70 has digits
which differ by 2 and the digits add to 12.
let digits are x and Y
x-y=2
x+y=12
2y=14
y=7
x+y=12
x+7=12
x=5
number is 57