In a subtraction formula, the sum of the subtracted, the subtracted and the difference is equal to 120. If the subtracted is three times the difference, then the difference is equal to 120______ .

In a subtraction formula, the sum of the subtracted, the subtracted and the difference is equal to 120. If the subtracted is three times the difference, then the difference is equal to 120______ .

The difference is equal to 15. So the answer is: 15