document.write( "Question 893131: Mary has 3.65@. She 2 less than 3 times as many dimes as quarters. How many dimes does she have? \n" ); document.write( "
Algebra.Com's Answer #541085 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Mary has $3.65. She 2 less than 3 times as many dimes as quarters. How many dimes does she have? \n" ); document.write( "---------- \n" ); document.write( "Quantity Eq:: d = 3q-2 \n" ); document.write( "Value: 10d + 25q = 365 cents \n" ); document.write( "------------------------------------- \n" ); document.write( "Substiute for \"d\" and solve for \"q\" \n" ); document.write( "10(3q-2) + 25q = 365 \n" ); document.write( "55q = 385 \n" ); document.write( "q = 7 (# of quarters) \n" ); document.write( "----- \n" ); document.write( "d = 3*7-2 = 19 (# of dimes) \n" ); document.write( "--------------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "-------------------------- \n" ); document.write( " |