document.write( "Question 165238: I have twice as many nickels as quarters. If the coins are worth $4.90 how many quarters are there? \n" ); document.write( "
Algebra.Com's Answer #121802 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! .25x+.05(2x)=4.90 \n" ); document.write( ".25x+.10x=4.90 \n" ); document.write( ".35x=4.90 \n" ); document.write( "x=4.90/.35 \n" ); document.write( "x=14 quarters. \n" ); document.write( "2*14=28 nickles. \n" ); document.write( "Proof: \n" ); document.write( ".25*14+.05*28=4.90 \n" ); document.write( "3.50+1.40=4.90 \n" ); document.write( "4.90=4.90 \n" ); document.write( " |