document.write( "Question 129652: solve.
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document.write( "Juan goes to a bank and gets change for a $50 bill consisting of $5 bills and $1 bills. There are 22 bills in all. How many of each kind are there? \n" );
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Algebra.Com's Answer #94699 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Juan goes to a bank and gets change for a $50 bill consisting of $5 bills and $1 bills. There are 22 bills in all. How many of each kind are there? \n" ); document.write( "--------------- \n" ); document.write( "Let the number of $1 bills be \"x\" ; value is x dollars \n" ); document.write( "------------------- \n" ); document.write( "# of $5 bills is \"22-x\" ; value is 5*(22-x)= 110-5x dollars \n" ); document.write( "--------------------- \n" ); document.write( "EQUATION: \n" ); document.write( "value + value = 50 dollars \n" ); document.write( "x + 110-5x = 50 \n" ); document.write( "-4x = -60 \n" ); document.write( "x = 15 (# of $1 bills) \n" ); document.write( "22-x = 7 (# of $5 bills) \n" ); document.write( "============================ \n" ); document.write( "Cheers \n" ); document.write( "Stan H. \n" ); document.write( " |