Question

the difference between a two digit number and the number obtained by reversing the digit is 18 what is the difference between the digit of the number​

Answer 1

Answer:

let the units place of 2 digit no be (x) and of tens place be y

Step-by-step explanation:

so therefore the no is 10y+x.[because sum of units place and 10 will,be the no.](Eg: 45 i.e 5+4×10=5+40=4.

2. by the first condition.

10y+x-10x+y=18

11y+x-10x=18

11y-9x=18

ANS 18