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Mathematics, 22.08.2020 22:01 gisellekatherine1
I need help arranging cards in a 4 x 4 grid with numbers 1-9 so that the sum of each row and each column is 20. This what the grid looks like:
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I need help arranging cards in a 4 x 4 grid with numbers 1-9 so that the sum of each row and each co...
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