SOLUTION: My number has double the number of ones as tens. The sum of the digits is 9. My number is---

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Question 341191: My number has double the number of ones as tens. The sum of the digits is 9.
My number is---
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
If we let the ones digit be x and the tens digit be y.
So x + y = 9
x = 2y
If we substitute, we get
2y + y = 9
3y = 9
y = 3
x = 6
Our number is 36...