document.write( "Question 279354: jack and betty have 28 coins that are nickels and dimes if the value of the coins is $1.95 how many coins of each type do they have\r
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Algebra.Com's Answer #203124 by JBarnum(2146)![]() ![]() You can put this solution on YOUR website! nickel=.05 N= amount of nikels \n" ); document.write( "dime=.10 D= amount of dimes \n" ); document.write( "N+D=28 \n" ); document.write( ".05N+.10D=1.95 \n" ); document.write( "u can either use substitution or elimination method. im going to use elimination method \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "N+D=28 \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "check \n" ); document.write( ".05N+.10D=1.95 \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |