document.write( "Question 967677: log(2x+21)-log5x=0,find the value of x. \n" ); document.write( "

Algebra.Com's Answer #591434 by stanbon(75887) $\"\"$ $\"About$

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log(2x+21)-log5x=0,find the value of x.
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\n" ); document.write( "log[(2x+21)/(5x)] = 0
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\n" ); document.write( "(2x+21)/5x = 10^0
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\n" ); document.write( "2x+21 = 5x
\n" ); document.write( "3x = 21
\n" ); document.write( "x = 7
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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