document.write( "Question 201395: Maria has $169 in ones,fives, and tens. She has twice as many one-dollar bills as she has five dollar bills, and five more ten-dollar bills than five-dollar bills. How many of each type bill does she have? \n" ); document.write( "
Algebra.Com's Answer #151621 by nerdybill(7384)![]() ![]() You can put this solution on YOUR website! Maria has $169 in ones,fives, and tens. She has twice as many one-dollar bills as she has five dollar bills, and five more ten-dollar bills than five-dollar bills. How many of each type bill does she have? \n" ); document.write( ". \n" ); document.write( "Let x = number of five dollar bills \n" ); document.write( "then \n" ); document.write( "2x = number of one dollar bills \n" ); document.write( "x+5 = number of ten dollar bills \n" ); document.write( ". \n" ); document.write( "2x + 5x + 10(x+5) = 169 \n" ); document.write( "2x + 5x + 10x+50 = 169 \n" ); document.write( "17x+50 = 169 \n" ); document.write( "17x = 119 \n" ); document.write( "x = 7 (number of five dollar bills) \n" ); document.write( ". \n" ); document.write( "One dollar bills: \n" ); document.write( "2x = 2(7) = 14 \n" ); document.write( ". \n" ); document.write( "Ten dollar bills: \n" ); document.write( "x+5 = 7+5 = 12 \n" ); document.write( " \n" ); document.write( " |