document.write( "Question 987101: Kendra has $6.85 in nickels and quarters. If she has 13 more quarters than nickels, how many of each coin does she have?\r
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Algebra.Com's Answer #607877 by macston(5194)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "N=nickels; Q=quarters=N+13 \n" ); document.write( ". \n" ); document.write( "$0.05N+$0.25Q=$6.85 \n" ); document.write( "$0.05N+$0.25(N+13)=$6.85 \n" ); document.write( "$0.05N+0.25N+$3.25=$6.85 \n" ); document.write( "$0.30N=$3.60 \n" ); document.write( "N=12 ANSWER 1: She has 12 nickels. \n" ); document.write( ". \n" ); document.write( "Q=N+13=12+13=25 ANSWER 2: She has 25 quarters. \n" ); document.write( ". \n" ); document.write( "CHECK: \n" ); document.write( ". \n" ); document.write( "$0.05N+$0.25Q=$6.85 \n" ); document.write( "$0.05(12)+$0.25(25)=$6.85 \n" ); document.write( "$0.60+$6.25=$6.85 \n" ); document.write( "$6.85=$6.85 \n" ); document.write( " |