SOLUTION: 9 box equations where the number -5, -4, -3, -2, -1, 0 ,1, 2,3 used all rows, columns and diagonals add up to -3
Algebra ->
Sequences-and-series
-> SOLUTION: 9 box equations where the number -5, -4, -3, -2, -1, 0 ,1, 2,3 used all rows, columns and diagonals add up to -3
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