document.write( "Question 110020: These two problems are causing me trouble also,
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Algebra.Com's Answer #80151 by edjones(8007) You can put this solution on YOUR website! In all of the rational expressions get rid of fractions! makes problem much easier. \n" ); document.write( " \n" ); document.write( "5(x+2)-5(x-2)=4(x-2)(x+2) multiply both sides by (x-2)(x+2) \n" ); document.write( "5x+10-5x+10=4(x^2-4) \n" ); document.write( "+20=4(x^2-4) \n" ); document.write( "x^2-4=5 divide both sides by 4 \n" ); document.write( "x^2=9 \n" ); document.write( "x=+-3 \n" ); document.write( ". \n" ); document.write( "This is much easier. \n" ); document.write( " \n" ); document.write( "2x-3(x+2)=6 multiply each side by 6 \n" ); document.write( "2x-3x-6=6 \n" ); document.write( "-x=12 \n" ); document.write( "x=-12 \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " \n" ); document.write( " |