Mathematics, 12.08.2020 04:01 clashofclans17

X + y + z = -6 -2x – 2y – 2z = 12 5x + 5y + 5z = -30 find x y and z please

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X + y + z = -6 -2x – 2y – 2z = 12 5x + 5y + 5z = -30 find x y and z please...

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