Question

The units digits of two digit number is 3 and seven times the sum of the digits is the number itself.

I want full explanation​

Answer 1

Answer:

63

Step-by-step explanation:

It is given that unit digit is 3 of a two digit number.

let the tens digit of a number be x.

The number is 10x+3.

sum of its digits = x+3.

A/q,

=> 7(x+ 3) = 10x + 3

=> 7x + 21 = 10x + 3

=> 3x = 18

=> x = 6

Hence the number is 63••••••••••••••••••••••••••••••••••••••••••••••ANSWER

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