Math, asked by t1hus4exymanmoh, 1 year ago

The sum of the digits of a two digit number is 7.when the number subtracted to the number formed by reversing the digits give 27.find the number

Answers

Answered by sangharsh1234
1
Let the unit digit be x and tens place to so number be 10y+x X+y=7.........(1) And 10x+y-10y-x=27 9x-9y=27 9 (x-y)=27 X-y=3........(2) By adding equation 1&2 We get X+y+x-y=7+3 2x=10 X=5 From equation (2) Put the value of x X-y=3 5-y=3 5-3=y Y= 2 So required number be 10×2+5=25
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