document.write( "Question 780832: there are a total of 38 coins. The total value of the coins is $3.70. There are twice as many dimes as quarters. find the number of nickles, dimes and quarters in the meter \n" ); document.write( "
Algebra.Com's Answer #475699 by lwsshak3(11628)\"\" \"About 
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there are a total of 38 coins. The total value of the coins is $3.70. There are twice as many dimes as quarters. find the number of nickles, dimes and quarters in the meter
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\n" ); document.write( "let x=number of quarters
\n" ); document.write( "2x=number or dimes
\n" ); document.write( "quarters+dimes+nickels=38
\n" ); document.write( "number of nickels=38-(quarters+dimes)=38-3x
\n" ); document.write( "..
\n" ); document.write( ".25x+.10(2x)+.05(38-3x)=3.70
\n" ); document.write( ".25x+.20x+1.9-.15x=3.70
\n" ); document.write( ".30x=1.8
\n" ); document.write( "x=6
\n" ); document.write( "2x=12
\n" ); document.write( "38-3x=20
\n" ); document.write( "number of quarters=6
\n" ); document.write( "number or dimes=12
\n" ); document.write( "number of nickels=20
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