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7 July, 17:24

If x equals 3, then find the matching value for y.

-7x-4y=-5

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Answers (2)
  1. 7 July, 17:35
    0
    If x = 3

    - 7x - 4y = - 5 is the same as - 7*3 - 4y = - 5

    hence - 21 - 4y = - 5

    4y = - 16

    y = - 4
  2. 7 July, 17:43
    0
    -7 (3) - 4y=-5

    -21-4y=-5

    -4y = 16

    y=-4
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