document.write( "Question 906752: You hate when rabbits run into your yard and eat your garden. To prevent this, you can rent a ferocious wolf to scare the rabbits out of your yard! At Wolf \"Em Up, they will deliver a live wolf to your door for 17.50 and you can keep the lively fellow for 2.25 per day. At Fangs R Us they will deliver a vicious pal for you for 24.25 and you can keep him for just 1.50 a day. ( At both businesses they will prorate a rental fee for partial days. \r
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document.write( " a. On what day number will be number of days rented and the cost of renting a wolf be at both businesses
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document.write( "b. What will the be on that day? \r
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document.write( "I am confused on how to start this problem I know that I must compare the businesses but I do not know where to start. I am a step by step person. \n" );
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Algebra.Com's Answer #550058 by JulietG(1812)![]() ![]() You can put this solution on YOUR website! The base cost for company A is $17.50 with a daily cost of $2.25 \n" ); document.write( "The base cost for company B is $24.25 with a daily cost of $1.50 \n" ); document.write( "A = 17.5 + 2.25x (where x is the number of days) \n" ); document.write( "B = 24.25 + 1.50x \n" ); document.write( "You want to know when they'll be equal \n" ); document.write( "17.5 + 2.25x = 24.25 + 1.5x \n" ); document.write( "Subtract 1.5x from each side \n" ); document.write( "17.5 + .75x = 24.25 \n" ); document.write( "Subtract 17.5 from each side \n" ); document.write( ".75x = 6.75 \n" ); document.write( "Divide each side by .75 \n" ); document.write( "x = 9 \n" ); document.write( "On the 9th day, the cost will be the same. \n" ); document.write( "Company A = 17.5 + (9*2.25) = $37.75 \n" ); document.write( "Company B = 24.25 + (9*1.50) = $37.75 \n" ); document.write( "Fewer than 9 days and Company A is the better deal. \n" ); document.write( "More than 9 days and Company B is the better deal. \n" ); document.write( " |