The slope of the line which passes through the points as given in the task content is; -1/2.
What is the slope of the line that passes through the point?
It follows from the task content that the slope of the line in discuss is to be determined;
The slope can therefore be determined as follows;
slope, m = (4-0)/(-17-(-9))
m = 4/-8
m = -1/2.
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