document.write( "Question 149849: 33.) A rental car agency charges $13 per day plus 8 cents per mile to rent a certain car. Another agency charges $16 per day plus 6 cents per mile to rent the same car. How many miles per day will have to be driven for the cost of a car from the first agency to equal the cot of a car from the second agency?\r
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document.write( "I need help figuring which one is my answer and how to set up the equatioin:
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document.write( "[A] 145 miles per day
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document.write( "[B] 1500 miles per day
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document.write( "[C] 150 miles per day
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document.write( "[D] 1450 miles per day \n" );
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Algebra.Com's Answer #109985 by nerdybill(7384)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "Let x = miles driven on a single day \n" ); document.write( ". \n" ); document.write( "rental agency #1 (cost per day): \n" ); document.write( "13 + .08x \n" ); document.write( ". \n" ); document.write( "rental agency #2 (cost per day): \n" ); document.write( "16 + .06x \n" ); document.write( ". \n" ); document.write( "13 + .08x = 16 + .06x \n" ); document.write( ".08x = 3 + .06x \n" ); document.write( ".02x = 3 \n" ); document.write( "x = 3/.02 \n" ); document.write( "x = 150 miles\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |