...whars the figure??? You did give us dimensions but not the figure..
Answer:
<h3>The answer is - 3</h3>
Step-by-step explanation:
The slope of a line given two points can be found by using the formula

From the question we have

We have the final answer as
<h3>- 3</h3>
Hope this helps you
Answer:
The answer for this is a=1,b=7,c=19.