document.write( "Question 972790: Norman recieved his weekly salary in $100 and $50 bills. The number of $100 bills is 7 more than three-fourths the number of $50 bills. If his salary is $4,700 how many $100 bills did he recieved? \n" ); document.write( "
Algebra.Com's Answer #595120 by macston(5194)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "F=number of $50 bills \n" ); document.write( "H=number of $100 bills=(3/4)F+7=0.75F+7 \n" ); document.write( "$50F+$100H=$4700 Substitute for H. \n" ); document.write( "$50F+$100(0.75F+7)=$4700 \n" ); document.write( "$50F+$75F+$700=$4700 Subtract $700 from each side. \n" ); document.write( "$125F=$4000 Divide each side by $125. \n" ); document.write( "F=32 There were 32 $50 bills. \n" ); document.write( "H=0.75F+7=0.75(32)+7=24+7=31 There were 31 $100 bills. \n" ); document.write( ". \n" ); document.write( "CHECK: \n" ); document.write( "$50F+$100H=$4700 \n" ); document.write( "$50(32)+$100(31)=$4700 \n" ); document.write( "$1600+$3100=$4700 \n" ); document.write( "$4700=$4700 \n" ); document.write( " |