document.write( "Question 71164: Cell phone plan.
\n" ); document.write( "It costs $30.00 per month plus $0.30 per each additional minute over 200 minutes.
\n" ); document.write( "Write an expression for the monthly cost of n additional minutes.
\n" ); document.write( "Use the expression to find the total monthly cost for 85 additional minutes.\r
\n" ); document.write( "\n" ); document.write( "How do I write the expression? Please help!
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Algebra.Com's Answer #50910 by ankor@dixie-net.com(22740)\"\" \"About 
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It costs $30.00 per month plus $0.30 per each additional minute over 200 minutes.
\n" ); document.write( "Write an expression for the monthly cost of n additional minutes.
\n" ); document.write( ".30n
\n" ); document.write( ":
\n" ); document.write( "Use the expression to find the total monthly cost for 85 additional minutes.
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\n" ); document.write( "Total means include the fixed monthly cost of $30
\n" ); document.write( "cost = .30n + 30
\n" ); document.write( ":
\n" ); document.write( "cost = .30(85) + 30
\n" ); document.write( "cost = 25.50 + 30
\n" ); document.write( "cost = $55.50
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