document.write( "Question 902828: A truck can be rented from Company A for $130 a day plus $0.60 per mile. Company B charges $50 a day plus $0.80 per mile to rent the same truck. Find the number of miles in a day at which the rental costs for Company A and Company B are the same.
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Algebra.Com's Answer #548279 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! .6x+130=0.8x+50 \n" ); document.write( "80=0.2x \n" ); document.write( "80/0.2=x \n" ); document.write( "x=400.0 \n" ); document.write( "y=0.6*400.0+130 \n" ); document.write( "y=0.8*400.0+50 \n" ); document.write( "y=370.0 \n" ); document.write( "They are equal when there are 400 units \n" ); document.write( " x=400 \n" ); document.write( "They are equal when total cost y=$370.00\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |