SOLUTION: In a certain number of two digits, the sum of the digits increased by 3, is twice the unit digit. If the number is divided by the sum of the digits, the quotient is 4 and the remai

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Question 1111036: In a certain number of two digits, the sum of the digits increased by 3, is twice the unit digit. If the number is divided by the sum of the digits, the quotient is 4 and the remainder is 3. Find the number.
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
let units digit be x
and tens digit be y
x+y+3 = 2x
x-y=3........(1)
(10y+x)= (x+y) *4 +3

subtract the equations
6y-3x =3
2y-x=1........(2)
add 1 & 2
y=4
therefore x=7
Number is 47