document.write( "Question 1007096: Solve the application problem\r
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Algebra.Com's Answer #623092 by ikleyn(52879) $\"\"$ $\"About$

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\n" ); document.write( "Solve the application problem\r
\n" ); document.write( "\n" ); document.write( "Log2 (x) = 3-log2 (x-2)
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document.write( " =  -  ----->  =  ----->  =  ----->\r\n" );
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document.write( " = .\r\n" );
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document.write( "Factor it:\r\n" );
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document.write( "(x-4)*(x+2) = 0.\r\n" );
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document.write( "The roots are x = 4 and x = -2.\r\n" );
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document.write( "Negative x doesn't work due to logarithm . . . \r\n" );
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document.write( "x = 4 works well.\r\n" );
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document.write( "Answer. x = 4.\r\n" );
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