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28 November, 10:39

Solve the system

x - y + z=0

y + 2z = - 2

x + y - z=2

+1
Answers (1)
  1. 28 November, 12:22
    0
    x=1 y=0 z=-1

    Step-by-step explanation:

    x - y + z=0y + 2z = - 2x + y - z=2

    2x=2x=1

    z - y = - 12z + y = - 2

    3z=-3z=-1

    y - 2 = - 2y=0
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