This question is really hard for me.Please answer.
1 answer:
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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:
Answer:
C)
Step-by-step explanation:
0.51 repeating decimal
x= 0.51515151
multiply by 100 on both sides
100x = 51.515151.........
x= 0.515151...............
--------------------------------------------(subtract)
99x = 51
divide by 99 on both sides
divide both sides by 3