Question

the ones digit number of two digit number is double the digit in the tense place if the sum of digit is 9 find the number​

Answer 1

Answer:

required number is 36

Step-by-step explanation:

let the tens digit = x

then , once digit = 2x

A.T.A

x + 2x = 9

3x = 9

x = 9/3

x = 3

and 2x = 2(3) = 6

then number is 36