SOLUTION: -4x-5y-z=18 -2x-5y-2z=12 -2x+5y+2z=4

SOLUTION: -4x-5y-z=18 -2x-5y-2z=12 -2x+5y+2z=4

Algebra.Com

Question 1082205: -4x-5y-z=18 -2x-5y-2z=12 -2x+5y+2z=4
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Use Cramer's rule,

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So,

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