document.write( "Question 349566: There are 64 coins that equal $9.25. How many are dimes and how many are quaters? \n" ); document.write( "
Algebra.Com's Answer #249844 by mananth(16946) You can put this solution on YOUR website! let dimes be x \n" ); document.write( "quarters will be 64-x \n" ); document.write( ".. \n" ); document.write( "their value = 925 cents \n" ); document.write( "10x+25(64-x)=925 \n" ); document.write( "10x+1600-25x=925 \n" ); document.write( "-15x=925-1600 \n" ); document.write( "-15x=-675 \n" ); document.write( "/-15 \n" ); document.write( "x=-675/-15 \n" ); document.write( "x=45 dimes \n" ); document.write( ".. \n" ); document.write( "75 - 45=30 quarters \n" ); document.write( " |