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What is the slope of the line through (2,-2) and (9,3)

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\bf \begin{array}{ccccccccc} &&x_1&&y_1&&x_2&&y_2\\ % (a,b) &&(~ 2 &,& -2~) % (c,d) &&(~ 9 &,& 3~) \end{array} \\\\\\ % slope = m slope = m\implies \cfrac{\stackrel{rise}{ y_2- y_1}}{\stackrel{run}{ x_2- x_1}}\implies \cfrac{3-(-2)}{9-2}\implies \cfrac{3+2}{9-2}\implies \cfrac{5}{7}
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