document.write( "Question 293644: Martina is going to rent a truck for one day. There are two companies she can choose from, and they have the following prices. \r
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document.write( "Company A has no initial fee but charges $0.90 for every mile driven.
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document.write( "Company B charges an initial fee of $55 and an additional $0.40 for every mile driven.
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document.write( "For what mileages will Company A charge more than Company B?
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document.write( "Use m for the number of miles driven, and solve your inequality for m. \n" );
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Algebra.Com's Answer #211934 by brucewill(101)![]() ![]() ![]() You can put this solution on YOUR website! I'll just equate the two:\r \n" ); document.write( "\n" ); document.write( ".9m = 55 + .4m \n" ); document.write( ".5m = 55 \n" ); document.write( "m = 110\r \n" ); document.write( "\n" ); document.write( "To Check: \n" ); document.write( ".9 * 110 = 99 (Company A) \n" ); document.write( ".4 * 110 + 55 = 99 (Company B)\r \n" ); document.write( "\n" ); document.write( "Therefore, anything over 99 miles would be where Company A is more expensive. \n" ); document.write( " |