SOLUTION: Solve the system by elimination.
-x-5y-5z=2
4x-5y+4z=19
x+5y-z=-20
Algebra.Com
Question 1023813: Solve the system by elimination.
-x-5y-5z=2
4x-5y+4z=19
x+5y-z=-20
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Subtract eq. 1 from eq. 2,
3.
.
.
Add eq. 1 to eq. 3,
Then from eq. 3,
Then from eq. 3,
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