Answer:the answer is C yw :)
Step-by-step explanation:
Answer:
<em>The expression for final cost of the DVD is
</em>
Step-by-step explanation:
Jessica purchased a DVD that was on sale for 12% off.
If the original price of the DVD is
, then the amount of discount on sale will be: 
So, the selling price of the DVD 
The sales tax in her county is 3%. So, the amount of sales tax on the selling price will be: 
Thus, the expression for final cost of the DVD is: 
Area=side^2
10-y is the side
(10-y)^2 is area
aera=100-20y-y²
Answer:
B) m = -1 , x + y = 9
Step-by-step explanation:
Answer:
One pound equals $38.4
Step-by-step explanation:
Times the ounces by the cost