document.write( "Question 365325: A woman has 20 coins consisting of nickels and quarters. The total value is $3.80. How many of each type of coin does she have? \n" ); document.write( "
Algebra.Com's Answer #260521 by mananth(16946)![]() ![]() You can put this solution on YOUR website! A woman has 20 coins consisting of nickels and quarters. The total value is $3.80. How many of each type of coin does she have?\r \n" ); document.write( "\n" ); document.write( "nickels be x \n" ); document.write( "quarters be 20-x \n" ); document.write( ".. \n" ); document.write( "5x+25(20-x)= 380 \n" ); document.write( "5x+500-25x=380 \n" ); document.write( "-20x=-120 \n" ); document.write( "/-20 \n" ); document.write( "x= 6 nickels \n" ); document.write( "quarters = 14 \n" ); document.write( ".. \n" ); document.write( "CHECK \n" ); document.write( "14*25+5*6= 380 \n" ); document.write( "... \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |