document.write( "Question 869744: Polly has 20 coins in quarters and nickels. The total value is 2.20. Set up a system of equations and solve to determine the number of quarters, q, and the number of nickels ,n, she has \n" ); document.write( "
Algebra.Com's Answer #524373 by lynnlo(4176)![]() ![]() ![]() You can put this solution on YOUR website! QUARTERS & NICKELS=TOTAL$2.20 \n" ); document.write( "20=COINS \n" ); document.write( "14NICKELS=.70 \n" ); document.write( "6QUARTERS=$1.50 \n" ); document.write( "EQUATION CAN BE WRITTEN AS: \n" ); document.write( "QXN \n" ); document.write( "6QX$1.50 \n" ); document.write( "14N X5 \n" ); document.write( "6Q+14N=$2.20 \n" ); document.write( " |