SOLUTION: A store determines a camera’s retail price by marking up its wholesale price by twenty percent. If the store then discounts all cameras by taking twenty percent off their retail

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: A store determines a camera’s retail price by marking up its wholesale price by twenty percent. If the store then discounts all cameras by taking twenty percent off their retail       Log On


   



Question 259689: A store determines a camera’s retail price by marking up its wholesale price by
twenty percent. If the store then discounts all cameras by taking twenty percent off their retail price, and the sales price is $76.80, what is the wholesale price of the cameras?

Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
1.2x-.2(1.2x)=76.80
1.2x-.24x=76.80
.96x=76.80
x=76.80/.96
x=$80.00 the wholesale price.
Proof:
1.2*80-.2(1.2*80)=76.80
96-.2*96=76.80
96-19.2=76.80
76.80=76.80