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OpenStudy (anonymous):
Solve the following system of equations. x + 3y – z = 2 x – 2y + 3z = 7 x + 2y – 5z = –21 Choices: A.(2, 3, –5) B.(2, 3, 5) C.(2, –3, 5) D.(–2, 3, 5)
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OpenStudy (saifoo.khan):
D for Duck!
OpenStudy (anonymous):
oh ok thank u
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