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20 March, 12:56

3. 3k + 2 (5k - 3) = 7

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Answers (2)
  1. 20 March, 13:55
    0
    k = 1

    Step-by-step explanation:

    3k + 2 (5k - 3) = 7

    3k + 10k - 6 = 7

    13k = 7+6

    13k = 13

    k=13/13

    k = 1
  2. 20 March, 16:35
    0
    k=1

    Step-by-step explanation:

    Opening the brackets:

    3k+10k-6=7

    Adding like terms:

    13k=13

    k=13/13=1

    k=1
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