braydenspargo braydenspargo

24-09-2021
Mathematics

contestada

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

Respuesta :

hongne110807 hongne110807

26-09-2021

Answer:

Step-by-step explanation:

x=11

y=6

z=-9

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