Answer:
The slope of UV = 4
Step-by-step explanation:
Given the points
Finding the slope of UV




Thus, the slope of UV = 4
Answer: How many greeting cards he sells
Step-by-step explanation:
The cards are 5 dollars each. 1.99 for shipping is all the same. The only thing that changes is the amount that he sells. So the amount of Greeting cards sold is the dependent variable.
Two-hundred thirty six thousandths
Hope this helps!