Algebra 2

What is the exact value of x?

5⋅84x=376



x=log75.2/4log8

x=4log8/log75.2 <my answer

x=log84/log75.2

x=4log75.2/log8

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  1. not quite...

    5⋅8^(4x) = 376
    8^(4x) = 75.2
    4x log8 = log75.2
    x = log75.2/(4log8)

    or, since 4log8 = log4096,

    x = log409675.2

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    posted by Steve

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