Any horizontal line has a slope of zero because slope = rise over run and the rise of a horizontal line is 0.
Answer:

Step-by-step explanation:
Kenny reads 15/16 pages per minute.
Answer:
327.4
Step-by-step explanation:
All you have to do to simplify a number written in scientific notation is to move the decimal place to the left (if the number is negative) and to the right (if the number is positive).