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12 August, 10:17

If 3x = 12, then x = 4.

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Answers (2)
  1. 12 August, 10:36
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    Correct, because 3 multiplied by 4 is 12. 12=12
  2. 12 August, 10:43
    0
    If the question says that x=4, then we can plug in 4 for every x we see.

    So: 3*4. THree times 4 does equal twelve, so the equation is correct. So you're right in saying x=4
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