document.write( "Question 347779: kevin has 30 nickles and dimes worth $2.40. how many nickles does he have? \n" ); document.write( "
Algebra.Com's Answer #248648 by mananth(16946)![]() ![]() You can put this solution on YOUR website! nickels = x \n" ); document.write( "dimes = 30-x \n" ); document.write( ".. \n" ); document.write( "Value =240 cents \n" ); document.write( "5x+10(30-x)=240 \n" ); document.write( "5x+300-10x=240 \n" ); document.write( "transpose terms and numbers \n" ); document.write( "10x-5x=300-240 \n" ); document.write( "5x=60 \n" ); document.write( "/5 \n" ); document.write( "x= 12 nickels \n" ); document.write( "dimes = 30-12=18 \n" ); document.write( " |