Question
The sum of the digits of a two-digit number is 12, and the units digit is twice the tens digit. Find the number.
Answers
Reiny
let the tens digit be a
then the unit digit is 2a
it says ... a + 2a = 12
mmmhh?
Can you finish it?
then the unit digit is 2a
it says ... a + 2a = 12
mmmhh?
Can you finish it?