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23 July, 18:46

Seven times the sum of a number and 4 equals 8.

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Answers (2)
  1. 23 July, 18:53
    0
    7 * (n+4) = 8

    Step-by-step explanation:

    seven times the sum

    7 * (

    of an number and 4

    7 * (n+4)

    equal 8

    7 * (n+4) = 8
  2. 23 July, 18:55
    0
    Answer: - 20/7

    Step-by-step explanation:

    Seven times the sum of a number and 4 equals 8

    Let the number be k

    Sum of a number and 4

    I. e

    K+4 ... (1)

    Seven times the sum gives

    7 (k+4) = 8

    Open the bracket

    7k+28=8

    7k=8-28

    7k = - 20

    K = - 20/7
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