document.write( "Question 456906: A restaurant has fixed costs of $143.75 per day and an average unit cost of $5.75 for each meal served. If a typical meal costs $7, how many customers must eat at the restaurant each day for the owner to make a profit? \n" ); document.write( "
Algebra.Com's Answer #313519 by mananth(16946)\"\" \"About 
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let persons eating be x
\n" ); document.write( "break even
\n" ); document.write( "143.75+5.75x=7x
\n" ); document.write( "143.75 = 1.25x
\n" ); document.write( "143.75/1.25=x
\n" ); document.write( "when 115 persons eat it is break even.
\n" ); document.write( "so x> 115
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