Points $A a n d B$ have coordinates $(7, - 3) a n d (1, 9)$ respectively.
Find the slope of $A B$ .

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Solution

Slope of AB $= \frac{9 - (- 3)}{1 - 7}$
$= \frac{12}{- 6} = - 2$

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Points A and B have coordinates (7,−3) and(1,9) respectively. Find the slope of AB.

Slope of AB =9−(−3)1−7=12−6=−2

Points $A a n d B$ have coordinates $(7, - 3) a n d (1, 9)$ respectively.
Find the slope of $A B$ .

Slope of AB $= \frac{9 - (- 3)}{1 - 7}$
$= \frac{12}{- 6} = - 2$