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-x-5y-5z=2 4x-5y+4z=19 x+5y-z=-20
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2 votes
-x-5y-5z=2
4x-5y+4z=19
x+5y-z=-20

User Bayman
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1 Answer

3 votes
(x,y,z) = (-2, -3, 3)
User Jack Lovett
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