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16 January, 11:50

Solve kx - 4 = 9 for x.

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Answers (2)
  1. 16 January, 14:35
    0
    x = 13/k

    Step-by-step explanation:

    kx - 4 = 9

    Add 4 to each side

    kx - 4+4 = 9+4

    kx = 13

    Divide each side by k

    kx/k = 13/k

    x = 13/k
  2. 16 January, 14:36
    0
    x = 13/k

    Step-by-step explanation:

    1) Combine the constants, obtaining:

    kx = 13

    2) Divide both sides by k to isolate x:

    x = 13/k
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