Question

A 2 digit number is one more than 6 times the sum of its digits. If the digits are reversed, the new number is 9 less than the original number. Find the Original number. Let the number be 10x +y

Answer 1

10a+b=c,

c=6*(a+b)+1,

10b+a=c-9

a = 4, b = 3, c = 43