document.write( "Question 910872: Mike has dimes and quarters. He has 18 coins. Mike has a total of $4.20. How many of each does he have? \n" ); document.write( "
Algebra.Com's Answer #552746 by ewatrrr(24785)![]() ![]() You can put this solution on YOUR website! x the number of Quarters \n" ); document.write( "CENTS makes sense \n" ); document.write( "25x+ 10(18-x) = 420 \n" ); document.write( "x = 240/15 \n" ); document.write( "x = 16, number of Quarters. 2 Dimes \n" ); document.write( "And...checking \n" ); document.write( "25*16 + 2*10 = 400 + 20 = 420 \n" ); document.write( " |