document.write( "Question 678752: you have exacly $4.40 in the U.S. currency of quarters, dimes, and nickels. How many of each coin do you have if you have the same number of each type of coin? \n" ); document.write( "
Algebra.Com's Answer #421607 by rm29924(97)![]() ![]() You can put this solution on YOUR website! Let X = the number of each type of coin \n" ); document.write( "quarters = .25X \n" ); document.write( "dimes = .10X \n" ); document.write( "nickels = .05X \n" ); document.write( "added together they equal 4.40\r \n" ); document.write( "\n" ); document.write( ".25X+.10X+.05X=4.40 \n" ); document.write( ".4X=4.40 \n" ); document.write( "divide both sides by .4 to get the variable X by itself \n" ); document.write( "x=11\r \n" ); document.write( "\n" ); document.write( "check the answer: \n" ); document.write( ".25X+.10X+.05X=4.40 \n" ); document.write( ".25(11)+.10(11)+.05(11)=4.40 \n" ); document.write( "2.75+1.10+.55=4.40 \n" ); document.write( "4.40=4.40\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |