document.write( "Question 87285: Can you help me with the following logarithm and explain how you came to the answer?:
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Algebra.Com's Answer #63222 by Edwin McCravy(20060)\"\" \"About 
You can put this solution on YOUR website!
Can you help me with the following logarithm and \r\n" );
document.write( "explain how you came to the answer?:\r\n" );
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document.write( "log5x = -2\r\n" );
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document.write( "You must memorize how to rewrite a log equation as an exponential\r\n" );
document.write( "equation and vice-versa:\r\n" );
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document.write( "Rule:\r\n" );
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document.write( "The logarithm equation \r\n" );
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document.write( "logba  = c\r\n" );
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document.write( "and the exponential equation\r\n" );
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document.write( "bc = a\r\n" );
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document.write( "are equivalent and you can always\r\n" );
document.write( "write one for the other.  \r\n" );
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document.write( "Using that rule:\r\n" );
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document.write( "log5x = -2\r\n" );
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document.write( "can be rewritten as\r\n" );
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document.write( "5-2 = x\r\n" );
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document.write( "Then use the rule for negative exponente\r\n" );
document.write( "to write \"5%5E%28-2%29\" as \"1%2F5%5E2\" and then\r\n" );
document.write( "write that as \"+%281%29%2F%2825%29\" .\r\n" );
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document.write( "That's the answer \r\n" );
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document.write( "x = \"1%2F25\"\r\n" );
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document.write( "Edwin
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