document.write( "Question 1070059: A collection of half dollars and nickels is worth $13.40. There are 34 coins in all. How many of each are there?
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Algebra.Com's Answer #685146 by Boreal(15235) You can put this solution on YOUR website! x=half dollars \n" ); document.write( "34-x=nickels \n" ); document.write( ".50x+(.05)(34-x)=13.40 \n" ); document.write( ".50x+1.70-.05x=13.40 \n" ); document.write( ".45x=11.70 \n" ); document.write( "x=26 half dollars $13.00 \n" ); document.write( "34-x=8 nickels $0.40 \n" ); document.write( "Sum to $13.40. \n" ); document.write( " |