document.write( "Question 266425: please help me solve this problem\r
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document.write( "category:coins and money\r
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document.write( "1.Alice is counting a cash register at the end of the night.she has $1015 in $5 bills and $10 bills.if she has 138 bills all together,how many of each type does she has?\r
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document.write( "please help me right away. \n" );
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Algebra.Com's Answer #195710 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! f+t=138 or f=138-t \n" ); document.write( "5(138-t)+10t=1015 \n" ); document.write( "690-5t+10t=1015 \n" ); document.write( "5t=1015-690 \n" ); document.write( "5t=325 \n" ); document.write( "t=325/5 \n" ); document.write( "t=65 ten dollar bills. \n" ); document.write( "f=138-65=73 ten dollar bills. \n" ); document.write( "Proof: \n" ); document.write( "5*73+10*65=1015 \n" ); document.write( "365+650=1015 \n" ); document.write( "1015=1015 \n" ); document.write( " |