document.write( "Question 695034: a waitress has 3 time as many dimes as nickles, one more quarter than nickles that worth $2.65 in total. find how many dimes she has? \n" ); document.write( "
Algebra.Com's Answer #428299 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! a waitress has 3 time as many dimes as nickles, one more quarter than nickles that worth $2.65 in total. find how many dimes she has? \n" ); document.write( "----------------- \n" ); document.write( "Equations: \n" ); document.write( "d = 3n \n" ); document.write( "q = n+1 \n" ); document.write( "5n + 10d + 25q = 265 cents \n" ); document.write( "--------------------------------- \n" ); document.write( "Substitute for d and for q: solve for \"n\": \n" ); document.write( "5n + 10(3n) + 25(n+1) = 265 \n" ); document.write( "----- \n" ); document.write( "5n + 30n + 25n = 240 \n" ); document.write( "================== \n" ); document.write( "60n = 240 \n" ); document.write( "n = 6 (# of nickels) \n" ); document.write( "--- \n" ); document.write( "d = 3n = 18 (# of dimes) \n" ); document.write( "============================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "================\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |