document.write( "Question 24666: I have problems with word problem so if you don't mind will you help me with a couple?\r
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document.write( "Megan has 7 more dimes than nickels. She has a total of $1.60. How many of each coin does she have? \n" );
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Algebra.Com's Answer #13150 by quentin252(19) ![]() You can put this solution on YOUR website! ok, \n" ); document.write( "number of dimes = d \n" ); document.write( "number of nickels = n \n" ); document.write( "so \n" ); document.write( "Megan has 7 more dimes than nickels \n" ); document.write( "-->> d = n + 7 \n" ); document.write( "Megan has a total of $1.60 \n" ); document.write( "-->> (.10)d + (.05)n = $1.60 \n" ); document.write( "pluggin 'n+7' in for 'd' \n" ); document.write( "-->> (.10)(n+7) + (.05)n = 1.60 \n" ); document.write( "-->> .10n + .70 + .05n = 1.60 \n" ); document.write( "-->> .15n + .70 = 1.60 \n" ); document.write( "-->> .15n = .90 \n" ); document.write( "-->> n = 6 \n" ); document.write( "-->> d=n+7=13 \n" ); document.write( " |