Here's the question you clicked on:
lcolin
the slope of (7,8) how do I find it?
The slope of one point?
Well that is what the question is to find the slope and then it gives a graph and the points I see are .... ooohh wait there are two (7,0) and (0,8)
first find the distance formula y2-y1/x2-x1 then find slope