document.write( "Question 432112: Mr.Lawrence has 24 coins with $2.20. The coins are all nickels and dimes. How many of each coin does he have? \n" ); document.write( "
Algebra.Com's Answer #320705 by jorel1380(3719)![]() ![]() You can put this solution on YOUR website! n+d=24 \n" ); document.write( "5n+10d=220 \n" ); document.write( "5n+5d=120 \n" ); document.write( "5d=100 \n" ); document.write( "d=20 \n" ); document.write( "n=4 \n" ); document.write( "Mr. Lawrence has 20 dimes and 4 nickles.. \n" ); document.write( " |