document.write( "Question 898954: You invested a total of $35,000 at 3% and
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document.write( "4.5%
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document.write( " simple interest. During one year, the two accounts earned $1350. How much did you invest in each account? \n" );
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Algebra.Com's Answer #545501 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! x+y=35000, \n" ); document.write( "0.03*x+0.045*y=1350 \n" ); document.write( "x=35000-y \n" ); document.write( "0.03*(35000-y)+0.045*y=1350 \n" ); document.write( "1050-0.03y+0.045*y=1350 \n" ); document.write( "0.015*y=300 \n" ); document.write( "y= 20000 \n" ); document.write( "x=35000-y \n" ); document.write( "x=15000 \n" ); document.write( "check \n" ); document.write( "0.03*15000+0.045*20000=1350 \n" ); document.write( "450+900.0=1350 \n" ); document.write( "1350.0=1350 \n" ); document.write( "ok \n" ); document.write( " \n" ); document.write( " |