2 + __ = 11

7 + __ = 16

17 + __ = 20

9 + __ = 15

__ + 8 = 14

__ + 15 = 20

4 + __ = 11

__ + 4 = 12

__ + 7 = 10

4 + __ = 12

__ + 6 = 13

__ + 6 = 11

__ + 2 = 10

9 + __ = 20

6 + __ = 11

8 + __ = 13

7 + __ = 14

__ + 6 = 10

6 + __ = 13

__ + 9 = 20

7 + __ = 12

__ + 2 = 20

__ + 8 = 20

6 + __ = 15

18 + __ = 20

5 + __ = 11

__ + 5 = 13

__ + 3 = 12

1 + __ = 10

13 + __ = 20

__ + 8 = 15

__ + 9 = 15

7 + __ = 13

__ + 7 = 12

__ + 8 = 16

7 + __ = 11

__ + 9 = 11

12 + __ = 20

__ + 8 = 11

__ + 9 = 16

7 + __ = 20

__ + 8 = 13

9 + __ = 10

__ + 1 = 10

11 + __ = 20

8 + __ = 12

3 + __ = 20

8 + __ = 10

__ + 5 = 11

9 + __ = 13

9 + __ = 18

__ + 16 = 20

8 + __ = 17

__ + 17 = 20

7 + __ = 15

1 + __ = 20