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14 December, 03:37

What is the solution of log (21+4) = log (14-31) ?

0-18

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o2

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  1. 14 December, 03:40
    0
    If the equation is log (21+4) = log (14-31 + x) * (-1), then x = - 8

    Step-by-step explanation:

    log (21+4) = log (14-31)

    or

    log (21+4) = log (14-31 + x) * (-1)

    log (25) = log (-17 + x) (-1)

    25 = (-17 + x) * (-1)

    -25 = - 17 + x

    x = - 8
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