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Mathematics, 18.09.2021 04:20 ashanty45

X-5y-z=-20

-2x-y-6z=25

-x-4y-z=-15
Solve by elimination

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Answers: 3

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You know the right answer?
X-5y-z=-20

-2x-y-6z=25

-x-4y-z=-15
Solve by elimination...

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