Question

The sum of digits of a number is 10. If 36 is subtracted from the number the digit interchange their places find each number
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Answer 1

Answer:

73.

37

Step-by-step explanation:

let the digits be x and y

Number =

=> 10x+y

ATQ,

x+y=10 ---------------(1), &

10x+y-36 =10y+x

=>9x-9y=36

=> x-y =4 -----------------(2)

Add (1) & (2),

x+y+x-y=10+4

2x=14

x=7

y=10-7=3

Initial no. -: 10(7)+3 = 73

Final no. -: 10(3)+7 = 37

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