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Mathematics, 13.01.2021 20:50 tdahna0403

10x + 9y - 10z = -7
72 - 9y + 72 = 0
7x – 3y + 2z = 2

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You know the right answer?
10x + 9y - 10z = -7
72 - 9y + 72 = 0
7x – 3y + 2z = 2...

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