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26-04-2020
Mathematics

contestada

−4x − 5y − z = 18
−2x − 5y − 2z = 12
−2x + 5y + 2z = 4

Respuesta :

fairuzavila3oy8in0 fairuzavila3oy8in0

26-04-2020

Answer: (x,y,z) = (-4,0,-2)

Step-by-step explanation:

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