Question

the sum of the digits of a two digit number is 8. if 18 is subtracted subtracted from the number , its digits are interchanged. find the number ​

Answer 1

Let the digits be x and y and the number is 10x+y

ATQ x+y=8

Also

10x+y-18=10y+x

-18=9y-9x

-2=y-x

x-y=2

So the two equations are

x+y=8

x-y=2

By elimination method

2x=10

x=5 and y=3

The no is 53

Answer 2

Answer:

ans 53

Step-by-step explanation:

ur solution.

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