document.write( "Question 105539: The coin box of a vending machine contains 6 times as many quarters as dimes. If the total amount of money in quarters and dimes is $28.80, how many quarters and how many dimes are in the box? \n" ); document.write( "
Algebra.Com's Answer #76806 by theidiot(3)![]() ![]() ![]() You can put this solution on YOUR website! let x = the # of dimes \n" ); document.write( " 6x = the # of quarters\r \n" ); document.write( "\n" ); document.write( ".1x+ .25(6x) = 28.8 \n" ); document.write( ".1x + 1.5x = 28.8 \n" ); document.write( "1.6x=28.8 \n" ); document.write( "x = 28.8 / 1.6 \n" ); document.write( "x = 18 \n" ); document.write( "6x = 6 x 18 = 108\r \n" ); document.write( "\n" ); document.write( "18 dimes and 108 quarters \n" ); document.write( " \n" ); document.write( " |