2x + y - Z = 3 -X + 2y + z = 2 2x + 2y - Z = 5

1 answer:

6 0

Answer:

that should be 20

Step-by-step explanation:

Hope this helps!

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Vinvika [58]

Since a cube has 6 faces, just divide the total surface area by 6 to find the area of 1 face.

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liubo4ka [24]

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qaws [65]

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