document.write( "Question 190626: how do i solve this problem... 1. Bob has 60 coins consisting of quarters and dimes. The coins combined value is
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document.write( "$9.45. Find out how many of each quarters and dimes Bob has. please show me the steps on sloving this... \n" );
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Algebra.Com's Answer #143109 by nerdybill(7384)![]() ![]() You can put this solution on YOUR website! Bob has 60 coins consisting of quarters and dimes. The coins combined value is \n" ); document.write( "$9.45. Find out how many of each quarters and dimes Bob has. please show me the steps on sloving this... \n" ); document.write( ". \n" ); document.write( "Let d = number of dimes \n" ); document.write( "then \n" ); document.write( "60-d = number of quarters (since we have a total of 60 coins) \n" ); document.write( ". \n" ); document.write( ".10d + .25(60-d) = 9.45 \n" ); document.write( ".10d + 15 - .25d = 9.45 \n" ); document.write( "15 - .15d = 9.45 \n" ); document.write( "15 - .15d = 9.45 \n" ); document.write( "15 = 9.45 + .15d \n" ); document.write( "5.55 = .15d \n" ); document.write( "37 = d (number of dimes) \n" ); document.write( ". \n" ); document.write( "Number of quarters: \n" ); document.write( "60-d = 60-37 = 23 (number of quarters) \n" ); document.write( " \n" ); document.write( " |