document.write( "Question 360352: tom has 15 nickels and dimes. if he has a total of $1.25 how many of each kind does he have? \n" ); document.write( "
Algebra.Com's Answer #257143 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let dimes be x \n" ); document.write( "nickels be y \n" ); document.write( ".. \n" ); document.write( "x+y =15 \n" ); document.write( "10x+5y=125 \n" ); document.write( "... \n" ); document.write( "multiply first equation by -5 \n" ); document.write( "-5x-5y=-75 \n" ); document.write( "add it to equation 2 \n" ); document.write( "5x=50 \n" ); document.write( "/5 \n" ); document.write( "x=10 dimes \n" ); document.write( "y=5 nickels \n" ); document.write( ".. \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |