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What is the slope of the line on the graph?

What is the slope of the line on the graph?-example-1
User Proskor
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1 Answer

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let's take a peek at the graph, and say get two points off the line hmmm the one on the left and the one there on the right, so (-4,5) and (8,8)


\bf \begin{array}{ccccccccc} &&x_1&&y_1&&x_2&&y_2\\ % (a,b) &&(~ -4 &,& 5~) % (c,d) &&(~ 8 &,& 8~) \end{array} \\\\\\ % slope = m slope = m\implies \cfrac{\stackrel{rise}{ y_2- y_1}}{\stackrel{run}{ x_2- x_1}}\implies \cfrac{8-5}{8-(-4)}\implies \cfrac{8-5}{8+4}\implies \cfrac{3}{12}\implies \cfrac{1}{4}
User Frankie Ribery
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