document.write( "Question 1028601: A jar has quarter and nickels with 76 coins. Total value is 10.80. Find the amount quarter and nickels \n" ); document.write( "
Algebra.Com's Answer #643691 by fractalier(6550) You can put this solution on YOUR website! Call the number of quarters and nickels, q and n. \n" ); document.write( "Then we write \n" ); document.write( "q + n = 76 and the value equation is \n" ); document.write( "25q + 5n = 1080 (we work in cents) \n" ); document.write( "Now multiply the top one by five and subtract...we get \n" ); document.write( "25q + 5n = 1080 \n" ); document.write( "-(5q + 5n = 380) \n" ); document.write( "----------------- \n" ); document.write( "20q = 700 \n" ); document.write( "q = 35 quarters which means there are \n" ); document.write( "n = 41 nickels \n" ); document.write( " |