document.write( "Question 1134207: if 9^x = 3^(x-1) / 2^(x+1), find x. \n" ); document.write( "

Algebra.Com's Answer #751519 by ikleyn(52781) $\"\"$ $\"About$

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document.write( "if  9^x = 3^(x-1) / 2^(x+1),    then\r\n" );
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document.write( " = ,   or, equivalently,\r\n" );
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document.write( " = ,        or, equivalently\r\n" );
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document.write( ". = 1,         or, equivalently\r\n" );
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document.write( " = 1,\r\n" );
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document.write( "which implies   \r\n" );
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document.write( "x + 1 = 0,    or  x= -1.      ANSWER.\r\n" );
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