Answer:

Step-by-step explanation:
Given



Required
Determine the change received
First, we need to calculate the total amount spent


This implies that Natalie pays a total of $41.18
Next, we calculate the change as thus:



<em>Hence, the change is $8.82</em>
To "rationalize the denominator" is another way to say, getting rid of that pesky radical at the bottom.
we'll simply start by multiplying top and bottom by the "conjugate" of the denominator, recall difference of squares, anyhow, let's do so
Answer:
D) x=-1, x=-9
Step-by-step explanation:
x=-1, x=-9