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15 April, 23:44

Log8 (2-5x) = log8 (-4x+3)

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  1. 16 April, 00:08
    0
    2 - 5x > 0 and - 4x + 3> 0

    log8 (2-5x) = log8 (-4x+3) 2 - 5x = - 4x + 3 - 5x + 4x = 3 - 2 - x = 1 x = - 1;

    2 - 5 (-1) = 7 > 0 and - 4 (-1) + 3 = 7 > 0;

    the solution is - 1;
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