document.write( "Question 49403: a mechanic charges a diagnostic fee of $ 35, plus $42.50 per hour for labor. If ur bill on ur car repair was $268.75 without parts, how many hours did the mechanic work on ur car? \n" ); document.write( "
Algebra.Com's Answer #32810 by Nate(3500)![]() ![]() ![]() You can put this solution on YOUR website! where 'x' is the amount of hours of work: \n" ); document.write( "35 + 42.5x = 268.75 \n" ); document.write( "42.5x = 233.75 \n" ); document.write( "x = 5.5 worked hours \n" ); document.write( " |