document.write( "Question 973478: Mrs. Collins has $4.90 in dimes and quarters in her purse. If she has 7 more quarters than dimes how many of each coin does she have? \n" ); document.write( "
Algebra.Com's Answer #595662 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! X=DIMES \n" ); document.write( "X+7=QUARTERS \n" ); document.write( ".10X+.25(X+7)==4.90 \n" ); document.write( ".10X+.25X+1.75=4.90 \n" ); document.write( ".35X=4.90-1.75 \n" ); document.write( ".35X=315 \n" ); document.write( "X=3.15/.35 \n" ); document.write( "X=9 DIMES. \n" ); document.write( "9+7=16 QUARTERS. \n" ); document.write( "PROOF: \n" ); document.write( ".10*9+.25*16=34.90 \n" ); document.write( ".90+4.00=4.90 \n" ); document.write( "4.90=4.90\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |