SOLUTION: x − 2y + z = 4 y + 6z =-1 z = 2

SOLUTION: x − 2y + z = 4 y + 6z =-1 z = 2

Algebra.Com

Question 850859: x − 2y + z = 4
y + 6z =-1
z = 2
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
1.
2.
3.
Back substitute from eq. 3 into eq. 2,

Now into eq. 1,

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