document.write( "Question 909142: If a computer bill cost 225 dollars
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document.write( "and the Parts cost 75 dollars and 50 dollars for labor. How many hours did it take? \n" );
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Algebra.Com's Answer #551628 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! Assuming 50 dollars per hour for labor\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Let x = # of labor hours\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "75 + 50x = 225\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "50x = 225 - 75 \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "50x = 150\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x = 150/50\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x = 3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "It took 3 hours of labor.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |