\"slope\"\"

\

Since the line is raising the slope is positive.

\

Next, find the slope.

\

\"\"            

\

Substitute 8 for y2,  2 for y1, 2 for x2, and 1 for x1 in slope formula.

\

\"\"

\

\"\"                 (Simplify)

\

\"\"                       (Subtract: \"\")

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\"\"                        

\

\"\"

\

Slope is positive and slope is \"\".