SOLUTION: 2x + y – z = 5 2x + 8y + 4z = 32 30x + 12y – 4z = 24

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Question 1054679: 2x + y – z = 5 2x + 8y + 4z = 32 30x + 12y – 4z = 24
Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!
1.
2.
3.
Multiply 1 by 4 and add to 2,


4.
Add 2 and 3,


5.
Multiply 4 by 5 and 5 by -6 and add together,



Then,



and





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