SOLUTION: 3x + y - Z=20 x + y +7z=24 i cant figure it out

SOLUTION: 3x + y - Z=20 x + y +7z=24 i cant figure it out

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Question 296507: 3x + y - Z=20
x + y +7z=24
i cant figure it out
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
Can't be done. 3 unknowns with only two equations.
4z=x+2

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