I don,t know how to solve this

Mathematics
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Juanita Wade's new car has an MSRP of $28,902.11 including title and processing fees. The Premier Package which includes surround sound and DVD player costs three times the amount of the In-Style Package which includes leather seats and select wheels. The total cost of her new car was $34,290.08 which included the 6.5% sales tax. Find the cost of the Premier Package to the nearest cent.

May 24th, 2015

MSRP = 28902.11 

Let the cost of style package be x

dvd player=3x

 total cost is 34290.08 plus 6.5 % vat


100/106.5 x 34290.08

=32197.26

(32197.26-28902.11)

=3295.15

the cost of DVD and style package

x+3x=3295.15

4x=3295.15

x=823.7875

cost of premier package is 823.80 dollars

May 24th, 2015

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