4 x ( 5 ) + 1 = 21
          
6 x (    ) + 1 = 43
          
6 x (    ) - 2 = 22
          
(    ) x 6 + 1 = 13
          
(    ) x 3 + 2 = 11
          
(    ) x 3 - 1 = 5
          
7 x (    ) - 2 = 33
          
(    ) x 7 + 1 = 15
          
7 x (    ) - 1 = 27
          
(    ) x 6 + 5 = 41
          
(    ) x 3 - 2 = 7
          
6 x (    ) + 3 = 39
          
(    ) x 5 - 3 = 22
          
4 x (    ) - 2 = 26
          
          +[    ]

(    ) x 7 + 3 = 31
          
(    ) x 4 - 5 = 23
          
(    ) x 7 - 2 = 19
          
(    ) x 4 - 1 = 7
          
5 x (    ) + 2 = 22
          
5 x (    ) + 1 = 11
          
2 x (    ) - 2 = 4
          
(    ) x 7 + 3 = 45
          
(    ) x 3 - 4 = 11
          
7 x (    ) + 6 = 55
          
6 x (    ) + 1 = 25
          
5 x (    ) + 6 = 41
          
(    ) x 5 - 1 = 19
          
(    ) x 5 + 2 = 37
          
          +[    ]

7 x (    ) - 1 = 34
          
(    ) x 5 + 1 = 11
          
3 x (    ) - 3 = 9
          
6 x (    ) + 1 = 13
          
6 x (    ) - 3 = 21
          
(    ) x 6 - 1 = 11
          
7 x (    ) - 4 = 31
          
2 x (    ) - 3 = 9
          
7 x (    ) + 3 = 31
          
3 x (    ) - 1 = 20
          
(    ) x 6 + 3 = 27
          
(    ) x 3 - 3 = 18
          
2 x (    ) + 4 = 14
          
4 x (    ) - 1 = 27
          
          +[    ]

  ++[[       ]]