clallison
clallison
20-10-2016
Mathematics
contestada
4x - 9y + 6z = -3
x - 7y + 8z = 4
y - 6z = -1
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Alysoniezzz
Alysoniezzz
20-10-2016
-3
-1
0 (if you are talking about matrices and I used the formula A^-1 B)
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