The first box is the answer to your question.
The answer is A. bc of the point
-(x-20)
Basically it’s the same as your other question but your not adding twenty!
To find the slope of the line, simply remember the basic equation for the slope intercept.
Y = mx +/- b
Where m = slope or rise/run
b = y intercept.
In this case the slope is a negative value and is -5/2.