document.write( "Question 130718This question is from textbook
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document.write( ": Can you please help me with this equation?\r
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document.write( "ln(x-5)-ln(x+4)= ln(x-1)-ln(x+2) \n" );
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Algebra.Com's Answer #95503 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! by rules of logs __ \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "\"cross\" multiplying __ x^2-3x-10=x^2+3x-4 __ subtracting x^2 __ -3x-10=3x-4\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "adding 3x+4 __ -6=6x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "substituting the value of x into the original equation results in two of the ln arguments being negative \n" ); document.write( "__ since logs are not defined for negative quantities, there is no solution for this equation \n" ); document.write( " |