document.write( "Question 321935: A student has 64 coins worth a total of $9.20. Each coin is either a nickel (5 cents) or a quarter (25 cents). If x is the number of nickels, then x can be determined from the equation \n" ); document.write( "
Algebra.Com's Answer #230466 by mananth(16946)\"\" \"About 
You can put this solution on YOUR website!
let nickels be x
\n" ); document.write( "quarters will be 64-x
\n" ); document.write( "value of coins = 920 cents
\n" ); document.write( "..
\n" ); document.write( "5x+25(64-x)=920
\n" ); document.write( "5x+1600-25x=920
\n" ); document.write( "-20x=-1600+920
\n" ); document.write( "-20x=-680
\n" ); document.write( "x=34 the number of nickels
\n" ); document.write( "Balance 64-34=30 are quarters
\n" ); document.write( "
\n" );