document.write( "Question 911506: Jessica has half of her investments in stock paying a
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\n" ); document.write( "interest. If her total annual interest is
\n" ); document.write( "$780
\n" ); document.write( ", how much does she have invested?
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Algebra.Com's Answer #553132 by lwsshak3(11628)\"\" \"About 
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Jessica has half of her investments in stock paying a
\n" ); document.write( "7% dividend and the other half in a stock paying13%
\n" ); document.write( "interest. If her total annual interest is $780,how much does she have invested?
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\n" ); document.write( "let x=amt Jessica invested
\n" ); document.write( "7%*x/2+13%*x/2=780
\n" ); document.write( ".07x+.13x=1560
\n" ); document.write( ".20x=1560
\n" ); document.write( "x=7800
\n" ); document.write( "how much does she have invested? $7800
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