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Mathematics 15 Online
OpenStudy (anonymous):

suppose you graph the line that includes the points (-2,-3) and (6,1). At which point does the line intersect the x-axis?

OpenStudy (radar):

You can graph the line or you can solve by using the equation of the line.

OpenStudy (anonymous):

whats the equation of a line?

OpenStudy (radar):

Well lets solve for it. You have two points given so you can solve for slope, As slope is the change in y divided by the change in x.|dw:1366326282553:dw|

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