document.write( "Question 328315: Irving has 35 coins, consisting of only dimes and nickels. If the value of his coins is $3.30, how many nickels and dimes does he have? \n" ); document.write( "
Algebra.Com's Answer #235144 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let dimes be x \n" ); document.write( "nickels will be 35-x \n" ); document.write( ".. \n" ); document.write( "Total value = $3.30 = 330 cents \n" ); document.write( "10x+5(35-x)=330 \n" ); document.write( "10x+175-5x=330 \n" ); document.write( "5x=330-175 \n" ); document.write( "5x=155 \n" ); document.write( "x= 155/5 \n" ); document.write( "x=31 number of dimes \n" ); document.write( "nickels will be 2 \n" ); document.write( " |