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19 September, 10:03

15 plus 3 times a number is 8 times the number. What is the number?

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Answers (2)
  1. 19 September, 10:09
    0
    The correct answers is 3

    Step-by-step explanation:

    The equation would be 15 + 3x = 8x.

    i subtracted 3x from the left side, and subtracted 3x from the right side.

    (15 + 3x = 8x

    -3x - 3x = 15 = 5x)

    Then i divided 15 by 5 which gave me 3.
  2. 19 September, 10:28
    0
    x=3

    Step-by-step explanation:

    15 + 3x = 8x

    - 3x - 3x

    15=5x

    15/5=3

    X=3
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