Respuesta :

7+14 is the answer !!!!!
Zoyalane

Answer:

Lol, do you still need the answer? If you do, here it is:

The equation is : X+Y=21,   X+Y+21 can be the following options:

1+20=21

2+19=21

3+18=21

4+17=21

5+16=21

6+15=21

7+14=21

8+13=21

9+12=21

10+11=21

Hope this helps, and have a good day :D