document.write( "Question 554389: A jar contains 18 coins, all quarters and dimes. If there are q quarters in the jar, find the total value of the coins in dollars. \n" ); document.write( "
Algebra.Com's Answer #361317 by Maths68(1474)![]() ![]() You can put this solution on YOUR website! Quarters = q \n" ); document.write( "Dimes = 18-q\r \n" ); document.write( "\n" ); document.write( "Total Value in cents = 25*q + 10*(18-q) \n" ); document.write( "Total Value in cents = 25q+180-10q \n" ); document.write( "Total Value in cents = 15q+180 \n" ); document.write( "Total Value in cents = 15(q+12) \n" ); document.write( "Total value in Dollars = 15(q+12)/100 \n" ); document.write( "Total value in Dollars = 3(q+12)/20\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |