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document.write( "susans two loans totaled $12,000. one of her loans was at 6% simple interestand the other at 9%. After one year, Susan owed $855 in iterest. What was the amount of each loan? \r
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document.write( "Thia is what I have so far 0.06X + 0.09Y= 855 \n" );
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Algebra.Com's Answer #90256 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! 2 UNKNOWNS IN 1 EQUATION IS NOT SOLVEABLE. \n" ); document.write( "WHAT YOU NEED IS: \n" ); document.write( ".09X+.06(12,000-X)=855 \n" ); document.write( ".09X+720-.06X=855 \n" ); document.write( ".03X=855-720 \n" ); document.write( ".03X=135 \n" ); document.write( "X=135/.03 \n" ); document.write( "X=$4,500 AMOUNT INVESTED @ 9%. \n" ); document.write( "12,000-4500=&7,500 AMOUNT INVESTED @ 6%. \n" ); document.write( "PROOF \n" ); document.write( ".09*4,500+.06*7,500=855 \n" ); document.write( "405+450=855 \n" ); document.write( "855=855 \n" ); document.write( " \n" ); document.write( " |