document.write( "Question 1179940: Robert has some nickels and dimes worth $1.85. He has 11 more dimes than nickels. How many of each type does he have? \n" ); document.write( "
Algebra.Com's Answer #809502 by mananth(16946) You can put this solution on YOUR website! Robert has some nickels and dimes worth $1.85. He has 11 more dimes than nickels. How many of each type does he have?\r \n" ); document.write( "\n" ); document.write( "let number of nickels be x \n" ); document.write( "and dimes be y\r \n" ); document.write( "\n" ); document.write( "y=x+11\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "5x+10y = 185 (cents) \n" ); document.write( "substitute y \r \n" ); document.write( "\n" ); document.write( "5x +10(x+11) =185\r \n" ); document.write( "\n" ); document.write( "15x +110=185 \n" ); document.write( "15x = 75 \n" ); document.write( "x =5 nickels \n" ); document.write( "plug x in y=x+11\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |