document.write( "Question 205098: Subtract rational expression\r
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document.write( "3x/3x^(2)+x-10 – 5/3x^(2)+x-10\r
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document.write( "Thank You!!! \n" );
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Algebra.Com's Answer #154822 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Subtract rational expression \n" ); document.write( "3x/(3x^(2)+x-10) – 5/(3x^(2)+x-10) \n" ); document.write( "--- \n" ); document.write( "The denominators are the same so combine the numerators of a common denominator. \n" ); document.write( "--- \n" ); document.write( "[3x-5]/[3x^2+x-10] \n" ); document.write( "--- \n" ); document.write( "Factor the denominator: \n" ); document.write( "[3x-5]/[(3x-5)(x+2)] \n" ); document.write( "--- \n" ); document.write( "Can the factor common to numerator and denominator to get: \n" ); document.write( "= 1/(x+2) \n" ); document.write( "================ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |