find the slope of line E
A. - 1/2
B. 1/2
C. -2
D. 2
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OpenStudy (hotpinkgirl):
OpenStudy (anonymous):
Do you know how to find the slope of a line using two points?
OpenStudy (hotpinkgirl):
yes, there is a rise of 2 and a run of 4 but im not shure if its 2, or -2
OpenStudy (anonymous):
Okay just use these point =)
(2,4) (6,2)
OpenStudy (hotpinkgirl):
and then what do i do?
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OpenStudy (anonymous):
Well to find the slope from two given points, you use the equation y2-y1/x2-x1
OpenStudy (anonymous):
I found the slope to be 1/2
OpenStudy (hotpinkgirl):
how did you do it?
OpenStudy (anonymous):
basically what you do is this:
\[\frac{ y2-y1 }{ x2-x1 }\] Substitute both of the x values and y values for the y's and x's so it'll look like this \[\frac{ 4-2 }{ 6-2 } = \frac{ 2 }{ 4 } = 1/2\]
OpenStudy (hotpinkgirl):
ok, thanks!!! : )
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OpenStudy (anonymous):
it doesn't matter what values you name y1, y2, x1, or x2 =) just as long as you only use the x values on the x axis for the x's and the y values from the y axis for the y'a your good to go =)