document.write( "Question 518995: a bank teller has 54 $5 and $20 bills in her cash drawer. the value of the bills is $780.00. How many $5 bills are there? \n" ); document.write( "
Algebra.Com's Answer #345339 by richwmiller(17219)\"\" \"About 
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f+t=54
\n" ); document.write( "5f+20t=780
\n" ); document.write( "f=20 t=34
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