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30 October, 19:52

Solve: log5x3 - logx2 = 2

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  1. 30 October, 20:20
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    Log 5x³-log x²=2

    Log A-log B=log A/B

    log 100=2 (⇔10²=100)

    log (5x³/x²) = log 100

    log 5x=log 100

    Then:

    5x=100

    x=100/5

    x=20

    Answer: x=20.
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