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28 January, 18:54

What is y = - 2/5x-2 y=-4

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Answers (1)
  1. 28 January, 19:03
    0
    y=-4 and x=5

    Step-by-step explanation:

    y=-4; y = (

    (-2)

    5

    ) (x) - 2

    Step: Solvey=-4for y:

    Step: Substitute-4foryiny=

    -2

    5

    x-2:

    y=

    -2

    5

    x-2

    -4=

    -2

    5

    x-2

    -4+

    2

    5

    x=

    -2

    5

    x-2+

    2

    5

    x (Add 2/5x to both sides)

    2

    5

    x-4=-2

    2

    5

    x-4+4=-2+4 (Add 4 to both sides)

    2

    5

    x=2

    2

    5

    x

    2

    5

    =

    2

    2

    5

    (Divide both sides by 2/5)

    x=5

    Answer:

    y=-4 and x=5
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