Solve the system by substitution:
-x -y -z = -8
-4x +4y +5z = 7
2x+2z=4
...
Mathematics, 18.10.2020 01:01 iBrain
Solve the system by substitution:
-x -y -z = -8
-4x +4y +5z = 7
2x+2z=4
show solving steps please.
Answers: 1
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