document.write( "Question 524851: One night a waiter recieved $11.30 in tips-all coins. He had 3 times as many dimes as nickels, and 10 more quarters than dimes. Find the number of each type of coin.\r
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document.write( "I dont truly understand how to find the formula for this -__- plzz help!!!!
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Algebra.Com's Answer #347944 by mananth(16946)![]() ![]() You can put this solution on YOUR website! nickels = n\r \n" ); document.write( "\n" ); document.write( "dimes = 3n\r \n" ); document.write( "\n" ); document.write( "quarters = 3n+10\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "$11.30 = 1130 cents\r \n" ); document.write( "\n" ); document.write( "5n+10*3n+25(3n+10)=1130\r \n" ); document.write( "\n" ); document.write( "5n+30n+75n+250=1130 \n" ); document.write( "110n=1130-250 \n" ); document.write( "110n=880 \n" ); document.write( "/110 \n" ); document.write( "n=8 nickels \n" ); document.write( "dimes = 3n = 24 dimes\r \n" ); document.write( "\n" ); document.write( "quarters = 3n+10= 34\r \n" ); document.write( "\n" ); document.write( "Check \n" ); document.write( "34*25 + 24*10+8*5 = 1130 \n" ); document.write( " |