sum of the digits of a two digit number is 7.the difference between original number and the number formed by reversing the digits is 27 . Find the original number.?
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Answer:
Number is 52
Step-by-step explanation:
Let Tens place digit be x and ones place digit be y, then x+y=7 i.e x=7-y
(10x+y)-(10y-x)=27.
Solving second equation we will get y=2
Putting this into first equation we will get x=5.
Thus number will be 52.
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