document.write( "Question 841912: A cashier has a total of 30 bills, made up of ones, fives, and twenties. The number of twenties is 9 more than the number of ones. The total value of the money is $351. How many of each denomination of bills are there?
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document.write( "Must write 3 equations from the word problem and solve the system of equations using either the substitution or elimination method showing all work. \n" );
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Algebra.Com's Answer #507251 by richwmiller(17219) You can put this solution on YOUR website! A cashier has a total of 30 bills, made up of ones, fives, and twenties. \n" ); document.write( "o+f+t=30, \n" ); document.write( "The number of twenties is 9 more than the number of ones. \n" ); document.write( "t=9+o, \n" ); document.write( " The total value of the money is $351. \n" ); document.write( "o+5f+20t=351 \n" ); document.write( "so we have \n" ); document.write( "o+f+t=30, \n" ); document.write( " t=9+o, \n" ); document.write( "o+5f+20t=351 \n" ); document.write( "f = 9, o = 6, t = 15 \n" ); document.write( "check \n" ); document.write( "5*9+6+15*20=351 \n" ); document.write( "45+6+300=351 \n" ); document.write( "ok \n" ); document.write( " \n" ); document.write( " |