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21 October, 22:54

Find the value of y if x equals 20? - 2x+4y=-4

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Answers (2)
  1. 21 October, 22:56
    0
    Y = 9

    -2 (20) + 4y=-4

    -40+4y=-4

    -36=-4y

    9=y
  2. 21 October, 23:08
    0
    x=20

    -2 (20) + 4 (y) = - 4

    -40+4y=-4

    -4y=-36

    y=9
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