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25 POINTS PLEASE HELP SOMEONE WHO CAN Solve the system by substitution -x-y-z=-8 -4x+4y+5z=7 2x+2z=4
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3 votes
25 POINTS PLEASE HELP SOMEONE WHO CAN

Solve the system by substitution
-x-y-z=-8
-4x+4y+5z=7
2x+2z=4

User Sadegh J
by
8.4k points

2 Answers

4 votes
y = 6
x = 3
z = -1
use gaussian elimination
User Emiliano Zilocchi
by
9.0k points
3 votes
The answer I got is (3,6, -1)
User Siegmeyer
by
8.2k points
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