6 + 7 = 13(Sum means add)
When you add 8 and 5 the sum will be 13. On the other hand when you add 6 and 7 the sum will be 13. That's why it's equal to 13.
29.
13 + 7 = 20 13 - 7 = 6
13 and 6
20
6 + 7 = 13(Sum means add)
6+13=19?
The answer is 6
It is 6+7 = 13.
Using 1-6 can a magic triangle have a sum of 13
6*(13 + n)
When you add 8 and 5 the sum will be 13. On the other hand when you add 6 and 7 the sum will be 13. That's why it's equal to 13.
1
13 + 7 = 20 13 - 7 = 6
13
13 and 6