document.write( "Question 56579: A computer repair service charges $50 to come out for a service call which is applied toward the first 30 minutes of service should a repair be needed. If a repair is needed, the charge is $37 per 30 minutes (after the initial half hour included in the service call charge)for labor and the cost of parts. Write a cost function to determine the amount a customer needing a repair that takes 1.5 hours and requires $103 part will be charged. \n" ); document.write( "
Algebra.Com's Answer #38409 by checkley71(8403)\"\" \"About 
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COST=FIRST HALF HOUR SERVICE CHARGE(50)+ NUMBER OF 30 MINUTE PERIODS(2) TIMES THE RATE (37)+ THE PRICE OF THE PARTS (103)
\n" ); document.write( "COST=50+2*37+103=$227 \r
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\n" ); document.write( "\n" ); document.write( "FIRST HALF HOUR=50
\n" ); document.write( "NEXT HOUR=37*2=74
\n" ); document.write( "PARTS=103
\n" ); document.write( "50+37*2+103=50+74+103=$227 TOTAL COST FOR SERVICE CALL.
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