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: 
Irrational, because it doesn't repeat
Ok so right now leave the x's alone. Now add/subtract the numbers without variables which would equal to 0 since -1+4 = 3 and 3-3 =0
now 7x+x =8x so 8x is answer
Answer: A Domain: {-5, 0, 4, 6} Range: {-9,0, 9, 13}
Step-by-step explanation:
Domain is the x-values, least to greatest.
Range is the y-values, least to greatest.
