Answer:
Zero
Step-by-step explanation:
Slope is:

Since there is no change of the y value, there is no slope.
You use lots and lots of math.
In order to find out how much they both each pay, you would have to put two places in front of the percentage of the payment.
Answer: Linear pairs of angles add up to 180 degrees. A+B=180
Step-by-step explanation: A linear pair of angles is formed when two lines intersect. Two angles are said to be linear if they are adjacent angles formed by two intersecting lines. The measure of a straight angle is 180 degrees, so a linear pair of angles must add up to 180 degrees