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3 October, 00:41

Seven times a number is equal to 12 more that 3 times the number. Find the number

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Answers (2)
  1. 3 October, 01:36
    0
    7n=12>3n

    4n=12

    n=3
  2. 3 October, 04:31
    0
    Let the number be x.

    7x = 3x + 12

    Subtract both sides by 3x:

    4x = 12

    Divide both sides by 4:

    x = 3
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