7 x ( 4 ) + 3 = 31
          
(    ) x 3 - 6 = 15
          
7 x (    ) - 2 = 26
          
6 x (    ) + 1 = 13
          
7 x (    ) - 2 = 19
          
7 x (    ) + 1 = 15
          
(    ) x 5 + 1 = 21
          
(    ) x 7 - 1 = 13
          
(    ) x 4 - 1 = 15
          
6 x (    ) - 2 = 34
          
(    ) x 7 - 1 = 20
          
(    ) x 4 + 6 = 34
          
5 x (    ) - 4 = 21
          
(    ) x 7 + 6 = 55
          
          +[    ]

(    ) x 2 - 1 = 7
          
5 x (    ) + 1 = 36
          
7 x (    ) - 1 = 20
          
(    ) x 2 - 1 = 3
          
3 x (    ) + 1 = 13
          
(    ) x 2 + 1 = 5
          
2 x (    ) - 1 = 7
          
(    ) x 7 + 5 = 47
          
7 x (    ) - 3 = 32
          
(    ) x 5 - 4 = 26
          
6 x (    ) + 2 = 32
          
(    ) x 5 - 1 = 34
          
3 x (    ) - 3 = 9
          
3 x (    ) - 2 = 19
          
          +[    ]

(    ) x 4 + 4 = 24
          
6 x (    ) - 2 = 40
          
(    ) x 7 - 1 = 27
          
(    ) x 3 + 1 = 7
          
6 x (    ) + 1 = 19
          
7 x (    ) + 1 = 15
          
2 x (    ) - 2 = 8
          
(    ) x 3 - 5 = 13
          
7 x (    ) + 1 = 29
          
6 x (    ) - 5 = 37
          
7 x (    ) + 3 = 31
          
4 x (    ) - 4 = 24
          
(    ) x 2 - 4 = 6
          
(    ) x 7 + 5 = 54
          
          +[    ]

  ++[[       ]]