the product of the digits of a two digit number is twice as large as the sum of its digits if we subtract 27 from the record number we get a number consisting of the same is written in the reverse order find the number
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Step-by-step explanation:
Let the tenth digit is x and the unit digit id y
The number is 10 x +y
Reversed number is 10 y +x
x+y = 9…….1
10 x+y-63 = 10 y +x
9 x- 9 y =63 [dividing both sides by 9]
x - y =7…….2
x+y=9…..1
solving these two equations we get ,
x=8 y = 1
The number is 10*8+1= 81
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