Mathematics, 11.03.2020 00:32 suicune19

I need help solving this by elimination.
3x-6y+5z=1
x+4y-4z=13
x-3y-6z=-19

Answers: 3

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I need help solving this by elimination.
3x-6y+5z=1
x+4y-4z=13
x-3y-6z=-19...