1. Solve the system of equations. 2y – 3z=0 x+3y = -4 3x + 4y = 3

Question

1. Solve the system of equations.
2y – 3z=0
x+3y = -4
3x + 4y = 3

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RuslanHeatt 3 years 2021-08-30T10:27:01+00:00 1 Answers 1 views 0

Answers ( )

  1. thuhuong
    0
    2021-08-30T10:28:16+00:00
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    Answer:

    1. y = 3/2z

    Step-by-step explanation:

    1. ,2y-3z + 3z =0 + 3z ,2y=3z, 2y/2 =3z/2=3/2z

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )