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33 votes
33 votes
X + y - z = - 2, 2x - y + z = 8, - x + 2y + 2z = 10

A-(1,2,5)

B-(1,2,3)

C-(2,1,5)

D-(5,2,1)

User Donal Rafferty
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1 Answer

14 votes
14 votes

Answer:

a

Explanation:

User Ryan Cromwell
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