susan figure the slope of the line passing through the points (4,19) amd (7,28) to be 1/3. the teacher believes susan is wrong.
why?
1 answer:
For (x1,y1) and (x2,y2)
slope=(y2-y1)/(x2-x1)
(4,19)
(7,28)
slope=(28-19)/(7-4)=9/3=3/1=3
because math
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