document.write( "Question 1030963: a woman has $2.65 in dimes & nickels. she has 13 more dimes than nickels. how many nickels does she have
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Algebra.Com's Answer #645679 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! a woman has $2.65 in dimes & nickels. she has 13 more dimes than nickels. how many nickels does she have \n" ); document.write( "------- \n" ); document.write( "Equations: \n" ); document.write( "Quantity Eq:: d - n = 13 coins \n" ); document.write( "Value Eq:: 10d + 5n = 265 cents \n" ); document.write( "------------------------- \n" ); document.write( "Modify for elimination: \n" ); document.write( "d - n = 13 \n" ); document.write( "2d + n = 53 \n" ); document.write( "------------------- \n" ); document.write( "Add and solve for \"d\": \n" ); document.write( "3d = 66 \n" ); document.write( "d = 22 (# of dimes) \n" ); document.write( "---- \n" ); document.write( "Solve for \"n\" \n" ); document.write( "n = d-13 \n" ); document.write( "n = 9 (# of nickels) \n" ); document.write( "--------------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "--------------- \n" ); document.write( " \n" ); document.write( " |