document.write( "Question 1033000: a repair company's charge for repairing a certain type of copy machine fits the model y=47.38 + 0.617x where y is the number of dollars charged and x is the number of minutes the repair person the job. How many minutes would it take for the cost of repair to reach $60 \n" ); document.write( "
Algebra.Com's Answer #647604 by Cromlix(4381)\"\" \"About 
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Hi there,
\n" ); document.write( "y=47.38 + 0.617x
\n" ); document.write( "47.38 + 0.617x = 60
\n" ); document.write( "0.617x = 60 - 47.38
\n" ); document.write( "0.617x = 12.62
\n" ); document.write( "x = 12.62/0.617
\n" ); document.write( "x = 20.45 minutes (2 decimal places)
\n" ); document.write( "Hope this helps :-)
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