SOLUTION: how do you find the slope of a line when your only given two points? we are required to solve it algebralicly with out graphing. i know that there is an equation to solve it but im

Question 255309: how do you find the slope of a line when your only given two points? we are required to solve it algebralicly with out graphing. i know that there is an equation to solve it but im not sure what it is or how it works.
Answer by drk(1908) (Show Source): You can put this solution on YOUR website!
Suppose you are given 2 coordinates: A (x1,y1) and B (x2,y2). We can find the slope with the dollowing equation:

--
EX: A(1,4) B (-3,9)
using the slope formula we get
= 5/-4
so
m = -5/4
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