<span>Let p be the purchase
price, and c be the change.
Expression: $20.00 - p = c
Table (you'll have to imagine it as a table)</span>
<span>
When p is | Then C is
11.59 | 8.41
17.50 | 2.50
19.00 | 1.00
20.00 | 0.00</span>
Slope is defined as the change in y over the change in x:

In the picture below, they have plotted two points that are on the line. We can use those two points in the slope formula.

The slope is 2 or

. For every 2 points you move the Y direction, you move 1 once in the X direction.
Answer:
Step-by-step explanation:
The unit circle has a hypotenuse of 1.

Answer:
it is b
Step-by-step explanation: