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Math Help - Find the value of X

  1. #1
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    Find the value of X

    Im new and i hope you guys can help me with this showing me solution and steps by steps. as im a newbie .. Thanks!
    log4x-log4(2x-7)= -2
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  2. #2
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    Re: Find the value of X

    Quote Originally Posted by Sleepy92 View Post
    Im new and i hope you guys can help me with this showing me solution and steps by steps. as im a newbie .. Thanks!
    log4x-log4(2x-7)= -2
    Is the question \log_4(x)-\log_4(2x-7)= -2~?
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  3. #3
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    Re: Find the value of X

    Yes thanks for doing it for me .. i dont know how to do it like you
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    Re: Find the value of X

    Quote Originally Posted by Sleepy92 View Post
    Yes thanks for doing it for me .. i dont know how to do it like you
    Use LaTeX coding [TEX]\log_4(x)-\log_4(2x-7)= -2~?[/TEX] gives \log_4(x)-\log_4(2x-7)= -2~?.

    Note \log_4(x)-\log_4(2x-7)=\log_4\left(\frac{x}{2x-7}\right)

    Recall \log_b(a)=c means a=b^c~.
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